4. Electricity: motive power systems
  5. Positional servo systems
  6. With particular 'error-detecting' means

Roger S. Barbedienne

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Helical conveyors

Conveyors: power-driven – Conveyor section – Spiral
Patent

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Line-trace read-out method and device for the servo-control of m

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Patent

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Method and apparatus for servo-controlling a rotating workpiece

Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Patent

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Servo-control method and device

Electricity: motive power systems – Positional servo systems – With particular 'error-detecting' means
Patent

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Profile ID: LFUS-PAI-P-678888

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