-
-
-
Enclosed electrical devices
-
Patent number 4,394,602
-
Issue date Jul 19, 1983
-
Western Electric Co., Inc.
-
Waldo D. Apgar
-
H01 - BASIC ELECTRIC ELEMENTS
-
Polarization transformer
-
Patent number 4,384,760
-
Issue date May 24, 1983
-
Bell Telephone Laboratories, Incorporated
-
Rodney C. Alferness
-
G02 - OPTICS
-
-
Masking portions of a substrate
-
Patent number 4,352,835
-
Issue date Oct 5, 1982
-
Western Electric Co., Inc.
-
Walter R. Holbrook
-
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
-
Diffusion furnace
-
Patent number 4,347,431
-
Issue date Aug 31, 1982
-
Bell Telephone Laboratories, Inc.
-
Charles W. Pearce
-
C30 - CRYSTAL GROWTH
-
-
-
Electroacoustic device
-
Patent number 4,258,234
-
Issue date Mar 24, 1981
-
Bell Telephone Laboratories, Incorporated
-
Chester M. Bordelon
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-
-
-
-
Cordage for use in telecommunications
-
Patent number 4,090,763
-
Issue date May 23, 1978
-
Bell Telephone Laboratories Incorporated
-
Wayne Irving Congdon
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
-