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Collapsible Rim.
Patent for a collapsible rim for wheels, particularly the wheels of motor vehicles, to provide ease in changing tires. Instructions and illustrations are included.
Date:
March 20, 1917
Creator:
Rogers, Francis
System:
The Portal to Texas History
Improvement in Machines for Polishing Marble, &c.
Patent for an improved machine that rubs and polishes marble using a sand and water box moving forward and backward to polish the stone without man power and tools, including illustration.
Date:
March 20, 1860
Creator:
Emmett, William
System:
The Portal to Texas History
Railroad-Rail Joint.
Patent for new and useful improvements in railroad rail joints, including instructions and illustrations.
Date:
March 20, 1900
Creator:
Hopping, Samuel Miller
System:
The Portal to Texas History