Churn. (open access)

Churn.

Patent for a churn dasher that will fit in any size churn and is simple and economical to produce.
Date: April 30, 1907
Creator: Koch, Rudolph
System: The Portal to Texas History
Restaurant Serving Mechanism (open access)

Restaurant Serving Mechanism

Patent for a restaurant serving mechanism. The mechanism is a wagon-like structure intended to make serving food and cleaning up tables a more streamlined process.
Date: June 30, 1920
Creator: Mabry, Raymond A
System: The Portal to Texas History
Earth-Augers. (open access)

Earth-Augers.

Patent for a new and improved earth auger. This design calls for "a hinged door having its edge folded or bent to form an air-tube . . . [and] a pair of hemi-cylindrical doors having on one or both an air duct or ducts," as well as interchangeable bits with a shouldered and threaded shank and a nut combined and arranged in a novel way (paras. 12-15).
Date: October 30, 1877
Creator: Fields, Daniel G.
System: The Portal to Texas History
Cotton Cleaner and Feeder (open access)

Cotton Cleaner and Feeder

Patent for an invention to feed cotton into a cleaner. Illustrations included.
Date: October 30, 1906
Creator: Crawford, Charles William
System: The Portal to Texas History