-
-
Cathode ray tube
-
Patent number 4,908,545
-
Issue date Mar 13, 1990
-
U.S. Philips Corporation
-
Alfred W. Woodhead
-
H01 - BASIC ELECTRIC ELEMENTS
-
Display tube
-
Patent number 4,879,496
-
Issue date Nov 7, 1989
-
U.S. Philips Corporation
-
Alan G. Knapp
-
H01 - BASIC ELECTRIC ELEMENTS
-
-
Display tube
-
Patent number 4,757,230
-
Issue date Jul 12, 1988
-
U.S. Philips Corporation
-
Derek Washington
-
H01 - BASIC ELECTRIC ELEMENTS
-
-
Flat cathode ray tube
-
Patent number 4,394,599
-
Issue date Jul 19, 1983
-
U.S. Philips Corporation
-
James Smith
-
H01 - BASIC ELECTRIC ELEMENTS