4. Electricity: circuit makers and breakers
  5. Liquid contact
  6. Time delay

Gary C. Butts

Inventor

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Electro-optically activated switch with tactile feedback

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Keyboard switch

Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent

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Mail sorting computer keyboard

Electricity: circuit makers and breakers – Electric switch details – Actuators
Patent

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Shakers and methods of testing

Measuring and testing – Vibration – Vibrator
Reexamination Certificate

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Spiral spring keyboard switch with hairpin spring tactile feedba

Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent

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Profile ID: LFUS-PAI-P-785884

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