4. Electricity: motive power systems
  5. Positional servo systems
  6. With stabilizing features

Louis Champavier

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Direct current motor control, and uses to measure force, and wit

Electricity: motive power systems – Positional servo systems – With stabilizing features
Patent

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Method and device for converting an analog signal into a pulse s

Communications: electrical – Audible indication – Percussion-type sound producer
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Profile ID: LFUS-PAI-P-1205829

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