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

Chien-Shih Hsu

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Adjustable mouse

Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Reexamination Certificate

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Button apparatus with a complex elastic unit

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

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Collapsible key structure with scissors type linkage

Electricity: circuit makers and breakers – Electric switch details – Actuators
Reexamination Certificate

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Collapsible keyboard

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

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Collapsible keyboard

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

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Profile ID: LFUS-PAI-P-700259

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