John S. Thornley

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London, GB

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Patents Grantslast 30 patents

Information Patent Grant
Photosensitive materials for use in making dry transfers
- Patent number 4,458,003
- Issue date Jul 3, 1984
- Esselte Pendaflex Corp.
- John V. Shepherd
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Manufacture of signs using photoimaging and heat transfer
- Patent number 4,234,673
- Issue date Nov 18, 1980
- Letraset Corporation
- Simon L. Scrutton
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS