Resource Type

Convertable Corn Sheller and Grater. (open access)

Convertable Corn Sheller and Grater.

Patent for a simple and inexpensive convertible corn sheller and grater that, when shelling, can fill a receptacle without spilling or clogging. The sheller also separates dust from the corn. The grater is easily removable for cleaning.
Date: February 20, 1894
Creator: Crockett, William E.
System: The Portal to Texas History
Lamp-Socket. (open access)

Lamp-Socket.

Patent for an electric lamp socket that regulates the intensity of the current passing through the socket. It has multiple contact posts and a manually operated slide that makes contact with the posts.
Date: February 13, 1912
Creator: Hall, James Monroe
System: The Portal to Texas History
Bellows for Pneumatic Leaf Turners (open access)

Bellows for Pneumatic Leaf Turners

Patent for bellows to leaf turners
Date: February 20, 1917
Creator: Holcom, Jarret C.
System: The Portal to Texas History