Resource Type
States
Counties
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Compressor for Ice Machines.
Patent for a new and improved ice-machine compressor. This design consists in "an ammonia-compressor, the piston-rod having transverse opening in combination with the valve, stem having slot and shoulder, key held therein by a wedge, and the spring and washer" (lines 90-94).
Date:
October 4, 1887
Creator:
Schuehle, Jacob
System:
The Portal to Texas History