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EP0051403A2
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Card punch
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US4357532A
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Guide for encoded magnetic card for machine actuator
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Dual read-record head for magnetic card machine actuator
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Punch mechanism for machine actuator cards
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Magnetic card feed mechanism and impactor
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GB1572052A
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Readers for use with magnetic strips and for generating control signals in response thereto
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GB1572051A
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Apparatus for activating machines
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CA1037594A
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Magnetic card actuation for laundry machines
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CA1085958A
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System and method using magnetic strip cards as substitute for coins in laundry machines
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Binary system for magnetic card actuation for laundry machines
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Magnetic card substitute for coins for starting appliances and the like
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Coin metering apparatus for multiple machine installations
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Coin actuated mechanism
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Coin metering apparatus
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Coin metering apparatus for multiple machine installations
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Coin controlled metering device
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Protector for gasket for clothes dryer door
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Coin actuated accumulator switch
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Coin-actuated cam type switch
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