Charles L. Metz

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Greensburg, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Yieldable restraining members for barbell weights
- Patent number 4,773,641
- Issue date Sep 27, 1988
- Charles L. Metz
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Supinating barbells with means to set the force for rotatory motion
- Patent number 4,690,400
- Issue date Sep 1, 1987
- Charles L. Metz
- A63 - SPORTS GAMES AMUSEMENTS