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Nut-Lock.
Patent for a nut-lock "to be used in connection with a vertical bolt" connecting the axles and wheels of a vehicle or a railroad car with the other parts of the vehicle or railroad car (lines 8-12). It also has "many other purposes" that are not detailed (line 13).
Date:
June 3, 1902
Creator:
Bolen, Brantle W.
System:
The Portal to Texas History