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Shaft Coupling.
Patent for a new and improved shaft coupling. This design "relates to couplings for shafts and the like, and has for its object to provide a simple, durable, inexpensive, and efficient means by which the shaft-rods can readily be adjusted at any desired relative angle" (lines 12-16).
Date:
August 29, 1882
Creator:
Davis, Micajah Read
System:
The Portal to Texas History