Raymond G. Davey

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Lancaster, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Polymeric sheet having an incompatible ink permanently bonded thereto
- Patent number 5,162,141
- Issue date Nov 10, 1992
- Armstrong World Industries, Inc.
- Raymond G. Davey
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Surface covering product
- Patent number 4,797,314
- Issue date Jan 10, 1989
- Armstrong World Industries, Inc.
- Raymond G. Davey
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of printing a raised pattern of liquid
- Patent number 4,709,631
- Issue date Dec 1, 1987
- Armstrong World Industries, Inc.
- Raymond G. Davey
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS