David L. Folkins

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Dry film lubricants
- Patent number 5,262,074
- Issue date Nov 16, 1993
- International Lubricants, Inc.
- Frank Erickson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...