3 Matching Results

Results open in a new window/tab.

Improvement in Machines for Destroying Insects. (open access)

Improvement in Machines for Destroying Insects.

Patent for "new and useful improvements in insect destroyers and more particularly to that class especially adapted to the extermination of boll-weevils" (lines 9-12) including instructions and illustrations.
Date: December 29, 1914
Creator: Nail, Louis L.
System: The Portal to Texas History
Measuring Wheel. (open access)

Measuring Wheel.

Patent for a new and improved measuring-wheel. This design "relates to the construction of an instrument whereby lineal measurements may be taken and automatically registered where the distance is greater than the circumference of the measuring-wheel. The invention consists of a graduated wheel in the slot of a bifurcated handle, and of an automatic registering attachment" (lines 7-14).
Date: June 29, 1886
Creator: McCaleb, John L.
System: The Portal to Texas History
Seeder (open access)

Seeder

Patent for a seeder. This invention relates to seed dropping mechanisms for corn planters. Illustration included.
Date: January 29, 1907
Creator: Mouser, Robert H., Jr.
System: The Portal to Texas History