UNT Libraries Government Documents Department - 4 Matching Results

Search Results

Bicycle Lock

Patent for a bicycle lock. Illustration included.

Date: December 25, 1906

Creator: Hayford, Samuel & Hayford, Kirby

Item Type: Patent

Spark-Producing Mechanism for Explosive-Engines.

Patent for a spark producing mechanism for explosive engines, which serves as a starter for the engine when the vehicle is first turned on.

Date: June 4, 1907

Creator: Stamps, Lorenzo Dan

Item Type: Patent

Potato Digger.

Patent for "new and useful improvements in potato-diggers, designed to cut away the vines and to throw them out of the way of the plow-points." (lines 5-10) including instructions and illustrations.

Date: May 22, 1900

Creator: Winfrey, Zachary T.

Item Type: Patent

Drying Kiln

Patent for a kiln to be used as a drying chamber for drying and curing of lumber. Illustrations included.

Date: May 21, 1907

Creator: Stephens, William E.

Item Type: Patent

UNT Libraries Government Documents Department - 4 Matching Results

Search Results

Add Filters

Applied Filters

Bicycle Lock

Spark-Producing Mechanism for Explosive-Engines.

Potato Digger.

Drying Kiln