4. Alloys or metallic compositions
  5. Aluminum base
  6. Copper containing

Helmut Proefrock

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Coating consisting of hypereutectic aluminum/silicon alloy...

Stock material or miscellaneous articles – All metal or with adjacent metals – Having metal particles
Reexamination Certificate

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Coating for a cylinder of a reciprocating engine

Alloys or metallic compositions – Aluminum base – Copper containing
Patent

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Profile ID: LFUS-PAI-P-1670460

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