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Peter M. Petkoff

📍 Hamilton, CA: #475 of 942 inventorsTop 55%
Overall (All Time): #4,009,615 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4497332 Apparatus for servicing gas lines John S. Sewell, Frederick A. McColl 1985-02-05