Jack T. Engdahl

Follow

Person

Montara, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Lift-up rail extensions
- Patent number 6,422,341
- Issue date Jul 23, 2002
- Royalite Manufacturing, Inc.
- Jack T. Engdahl
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS