4. Electricity: circuit makers and breakers
  5. Electric switch details
  6. Actuators

Seiki Katakami

Inventor

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Folding keyboard

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Reexamination Certificate

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Keyboard switch

Typewriting machines – Key-board or key lever-actuating mechanism – Key-cap or key-stem structure
Patent

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Multiple staged rotary switch

Electricity: circuit makers and breakers – Multiple circuit control – Pivoted contact
Patent

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Pantograph type keyboard switch

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

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Pantograph type keyboard switch

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

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Profile ID: LFUS-PAI-P-453716

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