Shawn P. Grumblatt

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Fairmont, WV, US

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Patents Grantslast 30 patents

Information Patent Grant
Battery changer on a mobile machine
- Patent number 5,399,061
- Issue date Mar 21, 1995
- Tamrock World Corporation, N.V.
- Shawn P. Grumblatt
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Battery changer on a mobile machine
- Patent number 5,275,525
- Issue date Jan 4, 1994
- Tamrock World Corporation, N.V.
- Shawn P. Grumblatt
- B60 - VEHICLES IN GENERAL