US1039392A
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Lock-snap contact for making electrical connections.
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US951815A
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Distributer.
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US977870A
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Induction-coil.
|
US957953A
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Electrical switch.
|
US943408A
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Internal-combustion engine.
|
US909594A
|
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Spark-coil.
|
US888611A
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Spark-coil.
|
US912565A
|
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Dynamo-electric generator.
|
US882198A
|
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Induction-coil.
|
US863175A
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Induction-coil.
|
US889305A
|
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Reversing timer and distributer.
|
US825830A
|
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Vibrating mechanism for interrupting currents in spark-coils.
|
US823495A
|
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Alternating-current motor.
|
US816912A
|
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Dynamo-magnetic-power transmission device.
|
US805795A
|
|
X-ray tube.
|
US740428A
|
|
Spark-gap.
|
US729166A
|
|
X-ray tube.
|
CA81912A
|
|
Induction coil
|
CA78037A
|
|
Magnetic wheel
|
US709485A
|
|
Induction-coil.
|