GB635161A
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Improvements relating to the adjustment of spring mechanisms
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GB632750A
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Improvements relating to contacts for electric switches
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US2490320A
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Method for adjusting spring mechanisms
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US2490741A
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Adjusting apparatus for spring mechanism
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US2473970A
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Snap acting device and electric switch
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US2476045A
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Compact snap acting device
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US2476056A
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Snap action device
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US2469686A
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Gauging switch
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US2465654A
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Electric switch construction
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US2508040A
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Snap acting mechanism
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US2511271A
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Electric switch actuator
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US2495349A
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Snap acting device
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US2476103A
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Rotary operated snap acting device
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US2490020A
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Electrical contact
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US2486033A
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Snap acting device
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US2510021A
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Snap action mechanism
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US2468512A
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Switch mechanism
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US2487374A
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Electric switch
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GB596456A
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Improvements relating to snap-action operating mechanism suitable for the actuation of electric switches
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GB591030A
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Improvements relating to electric switch operating mechanism
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