Michael J. Ehrlich

Follow

Person

Pine Mountain Club, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Integrated resistance spring force machine
- Patent number 7,878,955
- Issue date Feb 1, 2011
- Michael J. Ehrlich
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Athletic exerciser pulling device
- Patent number 6,929,589
- Issue date Aug 16, 2005
- Thomas J. Bruggemann
- A63 - SPORTS GAMES AMUSEMENTS