1 Matching Results

Results open in a new window/tab.

Device for Grinding and Removing the Valves of Explosive-Engines. (open access)

Device for Grinding and Removing the Valves of Explosive-Engines.

Patent for a simple, easy to operate device for the grinding and removal of explosive engine valves.
Date: November 2, 1915
Creator: Forster, Earl
System: The Portal to Texas History