US2586696A
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Radio tube socket mounting
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US2530663A
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Tuning mechanism
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US2482026A
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Self-locking push-button tuning mechanism
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US2512714A
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Screw and nut gearing
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US2517059A
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Touch latch
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US2517977A
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Dynamic test apparatus for piezoelectric crystals
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GB634437A
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Improvements in or relating to electrical automatic tuning unit
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GB623751A
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Improvements in or relating to signal seeking receiver for a.m. and f.m. signals
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US2506869A
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Signal-seeking receiver
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US2500347A
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Relay control circuits for signalseeking receivers
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US2499857A
|
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Signal-seeking receiver
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US2499858A
|
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Signal-seeking receiver
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US2490277A
|
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Frequency modulation phonograph system
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US2515791A
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Circuit for capacity microphones or pickups
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US2499967A
|
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Push-button tuning signal-seeking receiver
|
US2512258A
|
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Decimal push-button tuning system
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US2422981A
|
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Push button for radio receivers
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US2487772A
|
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Signal-seeking receiver for amplitude modulation and frequency modulation signals
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US2422995A
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Tuner construction
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US2405951A
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Random sampling machine
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