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SCHRAMM HARRY F

US2 patents

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US8252734B1Aug 28, 2012

Friction modifier using adherent metallic multilayered or mixed element layer conversion coatings

SCHRAMM HARRY F2 citations51

US8563487B1Oct 22, 2013

Friction modifier using adherent metallic multilayered or mixed element layer conversion coatings

SCHRAMM HARRY F0 citations30