4. Elevator, industrial lift truck, or stationary lift for vehicle
  5. Having call button with indicator

James A. Nickerson

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Contactless hall effect push button switch

Elevator – industrial lift truck – or stationary lift for vehicle – Having call button with indicator
Reexamination Certificate

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Contactless push button switch comprising a hall effect...

Elevator – industrial lift truck – or stationary lift for vehicle – Having call button with indicator
Reexamination Certificate

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Self-powered elevator button

Elevator – industrial lift truck – or stationary lift for vehicle – Having call button with indicator
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2600899

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