4. Bleaching and dyeing; fluid treatment and chemical modification
  5. Treatment of hides, skins, feathers and animal tissues
  6. Tanning

Charles M. O'Keefe

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Arbor for hole cutter and related method of use

Cutting by use of rotating axially moving tool – Tool or tool with support – Having axial – core-receiving central portion
Reexamination Certificate

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Reciprocating saw blade

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

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Profile ID: LFUS-PAI-P-2318768

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