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4 Matching Results
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Pneumatic Propulsion Means.
Patent for a new and improved pneumatic propulsion means, including instructions and illustrations.
Date:
May 2, 1899
Creator:
Walker, James C.
System:
The Portal to Texas History
Envelop Fastener
Patent for an envelop fastener. Illustration included.
Date:
May 2, 1905
Creator:
Albea, Mary
System:
The Portal to Texas History
Compressing-Machine.
Patent for a compressing machine for pressing plastic, cotton, and cotton seeds.
Date:
May 2, 1911
Creator:
Baade, John
System:
The Portal to Texas History
Sash-Lock.
Patent for a sash lock that comprises two members that are secured together in a manner to hold the meeting rails in close contact.
Date:
May 2, 1916
Creator:
Huber, Frederick K.
System:
The Portal to Texas History