LandOfFree - US Patents - Listing for Check-actuated control mechanisms,Including electric circuit with switch operated by check,And holding circuit responsive to operation of switch

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Coin Bank

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Coin checking apparatus

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Coin-operated locker

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Coin-operated massage table and method and system for...

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Reexamination Certificate

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Coin-operated timer for pay TV

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Exact change coin collection device

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Method and apparatus for conserving water in a car washing...

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Reexamination Certificate

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Method and apparatus for electronically recognizing and counting

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Method and apparatus for selective operation of an air compresso

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Token operated television timer

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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Vending machine for particulate comestibles

Check-actuated control mechanisms – Including electric circuit with switch operated by check – And holding circuit responsive to operation of switch

Patent

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