-
Automatic expander window
-
Patent number 4,850,141
-
Issue date Jul 25, 1989
-
Stephen R. Pacca
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
-
-
Window sill construction
-
Patent number 4,793,114
-
Issue date Dec 27, 1988
-
Stephen R. Pacca
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
-
-
-