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Primary view of Locking Mechanism
Bradley, Richard C.
January 30, 1917
Primary view of Switch-Locking Device.
McCormick, William C.
March 11, 1919
Primary view of End-Gate Lock.
Murray, Nicholas Charles
August 9, 1898
Primary view of Combined Rat and Mouse Trap.
Bevers, William S., Jr.
March 7, 1916
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