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Lubricator
Patent for "lubricators adapted to be used in journal boxes of card, in shaft bearings, and at any other point...to provide a lubricator which will adjust itself automatically to the member to be lubricated and which includes wiping means for removing surplus" (lines 7-10 & 15-18).
Date:
December 15, 1914
Creator:
Maness, William C.
System:
The Portal to Texas History
Refrigerating Apparatus.
Patent for "improvements in refrigerating apparatuses, more particularly to those for the purpose of hardening ice cream" (lines 8-11) including instructions and illustrations.
Date:
April 28, 1914
Creator:
Mackin, Sam
System:
The Portal to Texas History