3 Matching Results

Search Results

Results: 1 - 3

Ticket-Holder.

Description: Patent for device to hold car tickets, and to administer these tickets one at a time.
Date: April 14, 1914
Creator: Wohl, Charles J.
Partner: UNT Libraries Government Documents Department

Pulverizing or Grinding Machine

Description: Patent for an improved, efficient pulverizing or grinding machine. Primarily used for pulverizing or grinding limestone and used is assistance with manufacturing cement, this improved machine focuses on a larger output through improvements in the cycling of surplus air.
Date: April 7, 1914
Creator: Steckle, Edward J.
Partner: UNT Libraries Government Documents Department

Gas-Producer.

Description: Patent for an improvement to a gas producing apparatus which makes gas continuously from "combustible material mixed with air and the subsequent combination of gases formed by the decomposition" (lines 13-15) of resulting gases, including instructions and illustrations.
Date: April 28, 1914
Creator: Hirt, Jules H.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen