UNT Libraries Government Documents Department - 8 Matching Results

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Cotton Sack Holder.

Patent for a new and improved sack holder. This design "is to provide a simple, inexpensive device for holding sacks or receptacles upon pickers of cotton or other plants or fruits, which will distribute the weight of the sack and contents over the body of the picker and enable him [or her] to work more easily and quickly" (lines 7-13).

Date: October 21, 1884

Creator: Robinson, John Bell

Well Drilling Apparatus

Patent for a well drilling apparatus. This invention applies to the drilling of oil wells. Illustration included.

Date: April 21, 1908

Creator: Milliron, Charles

Switching Device

Patent for a switch throwing device that can be operated from a train car. Illustrations included.

Date: March 21, 1911

Creator: Gordon, Holland F.

Means for Propelling Railway Cars.

Patent for a new and improved means for propelling railway cars. This design "relates to motive power for railway-cars, and the purpose thereof is to provide a simple combination of parts whereby each car may be impelled by a separate motor, the entire series throughout a line or train of cars being supplied with energy from a common source, whereby the full horse-power of a steam-boiler may be applied in a manner enabling it to be utilized to the greatest possible advantage and to the utmost e… more

Date: May 21, 1889

Creator: Keith, John M.

Tire-Tread Chain for Automobile-Wheels, &c.

Patent for a tire chain for automobiles to prevent skidding and help keep the tire in better shape on rough roads.

Date: July 21, 1908

Creator: Thomas, James Clarence

Hoisting-Machine

Patent for a new Hoisting-Machine. The Hoisting Machine has improved arrangement of parts that control the device's braking drum. Improving the Hoisting Machine construction is useful for reducing wear on the machine.

Date: May 21, 1912

Creator: Johnston, Horace

Saw Attachment.

Patent for a handsaw attachment that gauges the depth to which one wishes to cut. It is a bar with an extended foot and clamping devices for attaching the device to the top and handle of the saw.

Date: July 21, 1896

Creator: Gowdan, Richard H.

Figure Toy.

Patent for improvements in figure toys which "includes a base or support having figures mounted thereon the said figures being preferably in the form of men and having jointed legs connected with their bodies there being means provided for swinging the legs to cause the figures to have the appearance of running" (lines 13-19); includes illustration.

Date: August 21, 1917

Creator: Salter, Conway