-
-
-
Roll-up door system
-
Patent number 5,172,744
-
Issue date Dec 22, 1992
-
Harry E. Finch
-
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
-
-
Modular security door system
-
Patent number 4,930,563
-
Issue date Jun 5, 1990
-
Harry E. Finch
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
-
Security door system
-
Patent number 4,921,033
-
Issue date May 1, 1990
-
Harry E. Finch
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
-
Security door system
-
Patent number 4,807,687
-
Issue date Feb 28, 1989
-
Harry E. Finch
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
-
-