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Improvement for Machines for Washing Photographs.
Patent for an improved machine for washing photographic prints allowing metallic or other rigid plates to be washed in addition to flexible prints.
Date:
February 6, 1877
Creator:
Miller, Noah J.
System:
The Portal to Texas History
Improvement in Cotton-Seed and Corn Planters
Patent for a new and useful improvement in cotton seed and corn planters which lists the design specifications.
Date:
November 6, 1877
Creator:
Palmero, Joseph Rafael
System:
The Portal to Texas History
Improvement in Hame Fasteners
Patent for a new and useful improvement in hame-fasteners. "This fastening can be readily fastened and unfastened without taking off the gloves, and with cold and benumbed fingers, and when fastened will hold the hames securely" (lines 35-38). Including instructions and illustrations.
Date:
April 6, 1877
Creator:
Poland, Tunis H.
System:
The Portal to Texas History
Improvement in Rotary Engines.
Patent for an improved design of the rotary engine. Illustration included.
Date:
February 6, 1877
Creator:
Willson, Hodgen I.
System:
The Portal to Texas History