United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 535
ver controlling said motor, of a second motor for effecting the reversingmovement of the phonograph, and meanscontrolling said second motor, and adaptedto have its operation effected by the control- 50ling-lever of the driving-motor. The foregoing specification signed at Co-logne, Germany, this… … t^P Tx^L
Phonograph · Patents
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