Lyle R. Irwin

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Kennesaw, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable stepping structure for aerobic exercises
- Patent number 5,318,489
- Issue date Jun 7, 1994
- The Step Company
- Lyle R. Irwin
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Adjustable stepping structure for aerobic exercises
- Patent number 5,158,512
- Issue date Oct 27, 1992
- Sports Step, Inc.
- Lyle R. Irwin
- A63 - SPORTS GAMES AMUSEMENTS