Peter P. Harmon

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North Huntington, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum insulating unit
- Patent number 5,124,185
- Issue date Jun 23, 1992
- PPG Industries, Inc.
- Thomas P. Kerr
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Vapor deposition of bis-tributyltin oxide
- Patent number 4,954,367
- Issue date Sep 4, 1990
- PPG Industries, Inc.
- Karl H. Bloss
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Thin films containing metallic copper and silver by replacement wit...
- Patent number 3,993,845
- Issue date Nov 23, 1976
- PPG Industries, Inc.
- Charles B. Greenberg
- B44 - DECORATIVE ARTS