-
Shadow control system
-
Patent number 5,188,443
-
Issue date Feb 23, 1993
-
Lowel-Light Manufacturing, Inc.
-
Ross Lowell
-
F21 - LIGHTING
-
Shadow panel assembly
-
Patent number 5,147,131
-
Issue date Sep 15, 1992
-
Lowel-Light Manufacturing, Inc.
-
Ross Lowel
-
F21 - LIGHTING
-
Shadow control system
-
Patent number 5,138,530
-
Issue date Aug 11, 1992
-
Lowel-Light Manufacturing, Inc.
-
Ross Lowell
-
F21 - LIGHTING
-
Shadow control system
-
Patent number 5,072,350
-
Issue date Dec 10, 1991
-
Lowel-Light Manufacturing, Inc.
-
Ross Lowell
-
F21 - LIGHTING
-