Differential Mechanism for Automobiles (open access)

Differential Mechanism for Automobiles

Patent for improvements for differential mechanisms for automobiles, including a "means for transmitting power from the motor to the traction wheels of the machine".
Date: October 19, 1915
Creator: Maniscalco, Anthony S.
System: The Portal to Texas History
Washboard. (open access)

Washboard.

Patent for a new washboard with "simple durability, and cheap construction, . . . [which is] serviceable and efficient in its use" (lines 12-14), including illustrations.
Date: July 28, 1914
Creator: Bush, Henry C.
System: The Portal to Texas History
Tourist's Glass. (open access)

Tourist's Glass.

Patent for improvements to tourists' glasses, "intended for use to tourists, hunters, ranchmen, botanists, minerologists, and analogous purposes" (lines 25-27) including illustrations.
Date: July 21, 1914
Creator: Faehrmann, John M.
System: The Portal to Texas History