4. Stock material or miscellaneous articles
  5. Self-sustaining carbon mass or layer with impregnant or...

Rainer Sperling

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Carbon brush and process for impregnating same

Stock material or miscellaneous articles – Self-sustaining carbon mass or layer with impregnant or...
Patent

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Carbon brush and process for impregnating same

Stock material or miscellaneous articles – Self-sustaining carbon mass or layer with impregnant or...
Patent

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Method for production of a multi-layer carbon brush

Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate

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Resin-bonded graphite material, method for the production of...

Compositions – Electrically conductive or emissive compositions – Elemental carbon containing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-86393

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