Kirby L. Unruh

Follow

Person

Warroad, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Composite framing member and window or door assembly incorporating...
- Patent number 5,448,869
- Issue date Sep 12, 1995
- Marvin Lumber and Cedar Co.
- Kirby L. Unruh
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Door sill composition
- Patent number 5,212,921
- Issue date May 25, 1993
- Marvin Lumber and Cedar Company
- Kirby L. Unruh
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS