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Suspension-Bridge
Patent for improvements in suspension bridges "to increase the strength of the same and reduce the n-umber of parts and simplify the general construction of the same" (lines 10-12).
Date:
May 20, 1890
Creator:
Hill, James Oliver
System:
The Portal to Texas History
Acetylene-Gas Generator.
Patent for a new and useful acetylene gas generator, including instructions and illustrations.
Date:
May 30, 1899
Creator:
Camp, Charles M.
System:
The Portal to Texas History