Gary O. Berg

Follow

Person

Detroit Lakes, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Window and door jamb adjustment system
- Patent number 7,331,146
- Issue date Feb 19, 2008
- B3 Products, Inc.
- William A. Beutler
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS