Charles E. Wolthoff

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Wyckoff, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Changeable neon letters
- Patent number 6,213,835
- Issue date Apr 10, 2001
- Charles Edwin Wolthoff
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Rod stabilizer and clamping device
- Patent number 5,214,944
- Issue date Jun 1, 1993
- Charles E. Wolthoff
- B60 - VEHICLES IN GENERAL