Richard C. Wirnowski

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Longwood, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrosensitive recording medium
- Patent number 4,488,158
- Issue date Dec 11, 1984
- Exxon Research and Engineering Co.
- Richard C. Wirnowski
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Smudge-free electrosensitive recording medium and method of inhibit...
- Patent number 4,403,224
- Issue date Sep 6, 1983
- Exxon Research and Engineering Co.
- Richard C. Wirnowski
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS