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US1571142A
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Oil indicator
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US756979A
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Handle for rotary snap electric switches.
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US772051A
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Indicator for electric snap-switches.
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US741825A
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Indicating mechanism for snap-switches.
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US743555A
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Snap-switch-operating mechanism.
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US735577A
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Handle for electric switches.
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US732890A
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Push-button electric switch.
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US650416A
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Knife-switch.
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US665928A
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Electrical cut-out.
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CA18591A
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Automatic electric regulator for storage batteries
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CA18472A
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Apparatus for treating incandescents
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CA18471A
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Incancescent electric lamp for electroliers
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CA18477A
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Incandescent electric lamp and switch
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CA18470A
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Electric safety switch and cut-out
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CA17869A
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Switch for incandescent lamps
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CA18533A
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Electric incandescent lamp
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CA18474A
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Sealing carbon-holders in incandescent lamps
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CA18435A
|
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Apparatus for treating incandescents
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CA18393A
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Automatic electric cut-out
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CA18534A
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Automatic electric circuit maker and breaker
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