Christopher D. Boll

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Janesville, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Swing and swing packaging arrangement
- Patent number 7,419,437
- Issue date Sep 2, 2008
- Playstar, Inc.
- Christopher D. Boll
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Climbing steps for playground structure
- Patent number 6,991,550
- Issue date Jan 31, 2006
- Playstar, Inc.
- Brian K. Zeilinger
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Swing and swing packaging arrangement
- Publication number 20060163918
- Publication date Jul 27, 2006
- PlayStar, Inc.
- Christopher D. Boll
- A63 - SPORTS GAMES AMUSEMENTS