4. Electricity: motive power systems
  5. Plural diverse motor controls
  6. Motor-reversing

Harold V. Clark

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Automatic tracking method for helical scan magnetic tape recorde

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Patent

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Dynamic control system for braking DC motors

Electricity: motive power systems – Plural diverse motor controls – Motor-reversing
Patent

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Reel servo control with resonance damping circuit

Winding – tensioning – or guiding – Strand tensioning device – Tortuous course
Patent

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Profile ID: LFUS-PAI-P-844068

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