Acetylene-Gas Generator (open access)

Acetylene-Gas Generator

Patent for an Acetylene gas generator that allows waste to be emptied from the machine without losing any gas.
Date: June 13, 1911
Creator: Finley, Jesse T.
System: The Portal to Texas History
Ticket-Distributer (open access)

Ticket-Distributer

Patent for improvements of Ticket-Distributers in telephone offices and similar establishments.
Date: August 13, 1918
Creator: Mendeck, Fred C.
System: The Portal to Texas History