James S. Havers

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St. Johnsbury, VT, US

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Patents Grantslast 30 patents

Information Patent Grant
Modular electronic measuring and printing unit
- Patent number 4,471,442
- Issue date Sep 11, 1984
- Colt Industries Operating Corp
- Alec T. Douglas
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Modular electronic measuring and printing unit
- Patent number 4,393,455
- Issue date Jul 12, 1983
- Colt Industries Operating Corp
- Alec T. Douglas
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS