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Primary view of Electric Car-Brake.
Conover, Philip Vorus
February 24, 1880
Primary view of Saw Tooth.
Conover, Philip V.
July 29, 1884
Primary view of Electric Car Brake.
Conover, Philip Vorus
September 26, 1882
Primary view of Envelope-Machine
Clarke, George R.
November 13, 1888
Primary view of Tire Tightener.
Pluck, James H.
February 2, 1886
Primary view of Car Coupling.
Dial, Augustus A.
January 11, 1887
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