UNT Libraries Government Documents Department - 10 Matching Results

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Auger.

Patent for a new auger designed "to provide a construction in which the parts may be adjusted to cut angular holes entirely through a body, and also to cut angular countersinks concentric with cylindrical openings, such as are made for the reception of the square heads of bolts lag screws, &c.," (lines 10-16), which includes illustrations and instructions.

Date: April 29, 1902

Creator: Bundy, John J.

Item Type: Patent

Car-brake

Patent for a car-brake that improves the ability of a train to stop its forward motion.

Date: December 29, 1900

Creator: Wise, Harry

Item Type: Patent

Cotton-Picker for Forming Mattress-Bats.

Patent for improvements in cotton-pickers for forming mattress-bats is to prepare the cotton to be light and elastic when the cotton is compressed into mattress-bats. Illustration is included.

Date: April 29, 1902

Creator: Morgan, John W.

Item Type: Patent

Dental Clamp.

Patent for a dental clamp "for holding pins for securement to metallic cover-plates for fillings" (lines 8-10), with illustrations.

Date: January 29, 1901

Creator: Mayes, Robert Martin

Item Type: Patent

Hydrocarbon-Burner

Patent for invention relates to improvements in hydrocarbon-burners of that class which are employed in apparatus for destroying vegetable growths, such as cactus-plants, for heating asphaltum, for concrete and surface drying, and for other purposes where great heat is required.

Date: January 29, 1901

Creator: Neuendorff, John B.

Item Type: Patent