4. Horology: time measuring systems or devices
  5. With calendar indicator

Bruno Erni

Inventor

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Housekeeping station

Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate

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Keyboard switch assembly having flexible rung ladder contacts

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent

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Perpetual calendar watch having two motors

Horology: time measuring systems or devices – With calendar indicator
Patent

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Positioning mechanism for a center wheel

Horology: time measuring systems or devices – Display trains
Patent

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Timepiece with calendar

Horology: time measuring systems or devices – With calendar indicator
Patent

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Profile ID: LFUS-PAI-P-673836

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