4. Metal working
  5. Method of mechanical manufacture
  6. Process for making bearing or component thereof

M Butler

Examiner

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Composite porous bearing and method of making same

Metal working – Method of mechanical manufacture – Process for making bearing or component thereof
Patent

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Roller ring

Roll or roller – With specific roller exterior surface structure – Surface projections – indentations – or slits
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1205451

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