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H01J31/22
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01J
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J31/00
Cathode ray tubes Electron beam tubes
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H01J31/22
for stereoscopic displays
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Patents Grants
last 30 patents
Information
Patent Grant
Scanning incremental focus microscopy
Patent number
8,669,524
Issue date
Mar 11, 2014
The Reseach Foundation of State University of New York
Eric Lifshin
G01 - MEASURING TESTING
Information
Patent Grant
Method of image enhancement
Patent number
4,333,707
Issue date
Jun 8, 1982
Laurice J. West
G02 - OPTICS
Information
Patent Grant
Planar optical viewing screens and lenses
Patent number
4,140,370
Issue date
Feb 20, 1979
Alvin A. Snaper
G02 - OPTICS
Information
Patent Grant
Three-dimensional display devices
Patent number
4,063,233
Issue date
Dec 13, 1977
William Guy Rowe
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
3878329
Patent number
3,878,329
Issue date
Apr 15, 1975
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3624273
Patent number
3,624,273
Issue date
Nov 30, 1971
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3482140
Patent number
3,482,140
Issue date
Dec 2, 1969
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3478242
Patent number
3,478,242
Issue date
Nov 11, 1969
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
3204238
Patent number
3,204,238
Issue date
Aug 31, 1965
G01 - MEASURING TESTING
Information
Patent Grant
3140415
Patent number
3,140,415
Issue date
Jul 7, 1964
G01 - MEASURING TESTING
Information
Patent Grant
3047768
Patent number
3,047,768
Issue date
Jul 31, 1962
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents