Martin Crisp

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Bracknell, Berkshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Manufacture of impact printing ribbon cartridge
- Patent number 4,854,027
- Issue date Aug 8, 1989
- Data Recording Instrument Company Limited
- Michael J. Smith
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Impact printing apparatus and ribbon cartridges
- Patent number 4,729,676
- Issue date Mar 8, 1988
- Michael J. Smith
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS