Membership
Tour
Register
Log in
Richard E. Piper
Follow
Person
Lindsay, Ontario, CA
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Sectional door installation
Patent number
5,163,494
Issue date
Nov 17, 1992
Daniel J. MacNeil
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS