Gerald C. Herold

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Janesville, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Continuous feed mechanical pencil with push button lead feed actuator
- Patent number 4,702,634
- Issue date Oct 27, 1987
- Parker Pen (Benelux) B.V.
- Gerald C. Herold
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Modular writing pen
- Patent number 3,951,555
- Issue date Apr 20, 1976
- The Parker Pen Company
- Frederick R. Wittnebert
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES