4. Tools
  5. Wrench, screwdriver, or driver therefor
  6. Machine

Peter Koppenhoefer

Inventor

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Fluid-operated power tool

Tools – Wrench – screwdriver – or driver therefor – Machine
Reexamination Certificate

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Fluid-operated torque wrench

Tools – Wrench – screwdriver – or driver therefor – Machine
Reexamination Certificate

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Holding socket for a threaded fastener

Tools – Wrench – screwdriver – or driver therefor – Rigid jaws
Reexamination Certificate

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Mechanical tensioner

Tools – Wrench – screwdriver – or driver therefor – Machine
Patent

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Method for engaging threaded connectors

Metal working – Method of mechanical manufacture – Assembling or joining
Patent

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Profile ID: LFUS-PAI-P-139968

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