Membership
Tour
Register
Log in
Clifford A. Larson
Follow
Person
Strongsville, OH, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Two piece adjustable, reusable metal door frame
Patent number
4,878,325
Issue date
Nov 7, 1989
James E. Van Tuyl
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS