William C. Chow

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West Covina, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pinch roller for pen plotters including platen bridge to prevent me...
- Patent number 5,461,402
- Issue date Oct 24, 1995
- CalComp Inc.
- William C. Chow
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Pedestal-mounted case for a pen plotter
- Patent number D339374
- Issue date Sep 14, 1993
- CalComp Inc.
- William C. Chow
- D18 - Printing and office machinery