Leslie Clark

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Newcastle upon Tyne, GB

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Patents Grantslast 30 patents

Information Patent Grant
Duplicating stencil
- Patent number 4,434,198
- Issue date Feb 28, 1984
- Roneo Alcatel Limited
- Leslie Clark
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Duplicating stencil
- Patent number 4,351,685
- Issue date Sep 28, 1982
- Roneo Alcatel Limited
- Leslie Clark
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS