John F. Birtles

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Newcastle under Lyme, GB

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Patents Grantslast 30 patents

Information Patent Grant
Off-set printing by silk screening an intermediate surface and tran...
- Patent number 5,054,390
- Issue date Oct 8, 1991
- British Ceramic Research Association Ltd.
- John F. Birtles
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS