4. Electricity: circuit makers and breakers
  5. Interlocking
  6. Between plural switches

Ronald E. Vaill

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Auxiliary contact operator for electrical switching apparatus

Electricity: circuit makers and breakers – Interlocking – Between plural switches
Patent

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Compressive bumper assembly

Vehicle fenders – With car control – Electric circuit
Patent

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Grid sleeve bulge tool

Patent

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Grid sleeve bulge tool

Metal deforming – By relatively receding work-engaging tool-faces – Embodying three or more tools
Patent

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Manual control handle for electric vehicle

Motor vehicles – Steered by walking attendant
Patent

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Profile ID: LFUS-PAI-P-55997

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