UNT Libraries Government Documents Department - 40 Matching Results

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Convertible Mop and Brush.

Description: Patent for improvements in convertible mops and brushes by using a “combination of the fountain-handle, the bail/frame secured thereto and provided with a rubber strip at its lower edge, and the mop secured to the bail/frame.” (Lines 3-7, p.2) Illustration is included.
Date: April 7, 1891
Creator: Bagby, William H.
Item Type: Refine your search to only Patent

Cooling and Preserving Apparatus.

Description: Patent for a "cooling apparatus in which a cloth envelops a vertically-disposed series of supports, and has its upper end dipping into a receptacle supplied with water; and the object of the improvement is to secure a uniformity of temperature throughout the structure, and particularly in the several compartments formed between the various supports, as well as to prevent the spoiling of food by foreign matters entering the same by accidental dislodgment from a support immediately thereover." (L… more
Date: April 30, 1895
Creator: Brown, Elijah Clark
Item Type: Refine your search to only Patent

Clothes-Pin.

Description: Patent for Clothes Pin made of galvanized wire that will remain normally on the line. It will also prevent the adjacent pins from becoming tangled together. It's twisted portions adapted for riding content with the line to hold the pin in operative position.
Date: April 8, 1913
Creator: Perry, Cornelius Doctor & Wosnig, Walter, E.
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Cooking Utensil.

Description: Patent for a new and improved double boiler "used for continuous cooking for a long period, without replenishing the water supply" (lines 18-20) and to "improve the general efficiency of double boilers of the indicated character" (lines 22-23) including illustrations.
Date: April 4, 1916
Creator: Curran, William Ferris
Item Type: Refine your search to only Patent

Device for Teaching Music

Description: Patent for a music education device aimed toward children and basic music building blocks. It is designed to teach the positions of piano keyboard notes through the use of differently dressed and named puppets. These puppets can be adjusted to also introduce basic musical concepts like rests, rhythm, and time.
Date: April 20, 1920
Creator: Maxwell, Annie L.
Item Type: Refine your search to only Patent

Hair-Clipper.

Description: Patent for "certain new and useful Improvements" (line 6) in the Hair Clipper, concerning the introduction of more efficient "double-acting clippers" (line 12), including illustrations.
Date: April 26, 1921
Creator: Jones, Sidney P. & Wallace, David P.
Item Type: Refine your search to only Patent

Stalk-Cutter Attachment

Description: Patent for improvements to stalk-cutter attachments to plows. The invention allows stalks to be cut by the plow and then turned under it into the soil to decrease labor an improve plow performance.
Date: April 7, 1919
Creator: Wylie, Arthur E.
Item Type: Refine your search to only Patent

Oil Press Mat.

Description: Patent for a new and improved oil press mat. This design "consists in a mat for oil-presses having its leaves composed of paper-pulp molded by dies or molds into the requisite shape to present a hard and inelastic body to the meal to be pressed, said leaves of molded paper-pulp being provided with a leather backing" (lines 18-24).
Date: April 8, 1884
Creator: Osborn, Adelbert E.
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Stump-Puller.

Description: Patent for a stump-puller that "can be quickly assembled and taken apart, to devise a device which will admit of the rope being quickly paid off from the capstan after the stump has been uprooted, and, finally, to provide a machine which can be easily handled and which will perform the required work in a rapid and satisfactory manner and which can be transported from one stump to the other by being dragged upon the ground" (lines 10-19).
Date: April 7, 1896
Creator: Widmer, Louis J.
Item Type: Refine your search to only Patent

Stove Pipe Damper.

Description: Patent for a new and improved stove-pipe damper. This design consists in "[t]he combination, with a damper-blade with a spindle rigidly attached thereto and having at one end a cylindrical pivot projecting beyond the periphery of the blade, and at the opposite end a screw projecting beyond said periphery, of a supporting-ring in which the projecting ends of said spindle are journaled, the bearing of the cylindrical end of said spindle being in an inwardly-bent portion of said supporting-ring" (… more
Date: April 19, 1887
Creator: Lederle, Edward Emil
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Fence-Post.

Description: Patent for improvements to Fence-Posts, preferably made from metal, providing for simple construction and a means for holding wire, which is also of simple construction.
Date: April 7, 1914
Creator: Copeland, Walter G.
Item Type: Refine your search to only Patent

Fire Kindler.

Description: Patent for a new and improved fire starter. This design "has for its object to provide novel means for making comparatively inexpensive fire-kindlers; and to such end the invention consists, essentially, in a vessel having two chambers, one capable of being opened at the top and adapted to contain ashes, and the other closed, except as to a bottom passage in communication with the ash-chamber, and adapted to contain a combustible fluid—such as petroleum oil or other liquid hydro-carbon—which fl… more
Date: April 3, 1888
Creator: Streeter, George D.
Item Type: Refine your search to only Patent

Fire Kindler.

Description: Patent for a new and improved fire starter. This design "is to provide novel means for determining when the oil is exhausted from the oil vessel and to provide novel means for keeping the ashes from direct contact with the oil-supply openings . . . [for] ashes possess great capillary attraction and take up more hydro-carbon fluid than is requisite when the ashes are dry and not tightly packed, so that the ashes become soft and mushy" (lines 12-21).
Date: April 3, 1888
Creator: Streeter, George D.
Item Type: Refine your search to only Patent
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