4. Metal deforming
  5. By deflecting successively-presented portions of work during...
  6. By use of work-contacting wiper and moving, work-holding form

David L. Machovina

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Pipe wrench

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Pivoting jaw pipe wrench

Tools – Wrench – screwdriver – or driver therefor – Pivoted outer jaw
Reexamination Certificate

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Pivoting jaw pipe wrench

Tools – Wrench – screwdriver – or driver therefor – Pivoted outer jaw
Reexamination Certificate

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Roll grooving apparatus

Metal deforming – By use of tool acting during relative rotation between tool... – Tool orbiting or rotating about an axis
Patent

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Tube bending apparatus

Metal deforming – By deflecting successively-presented portions of work during... – By use of work-contacting wiper and moving – work-holding form
Patent

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Profile ID: LFUS-PAI-P-911819

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