CA494669A - Electro-optical dark trace picture tubes - Google Patents

Electro-optical dark trace picture tubes

Info

Publication number
CA494669A
CA494669A CA494669A CA494669DA CA494669A CA 494669 A CA494669 A CA 494669A CA 494669 A CA494669 A CA 494669A CA 494669D A CA494669D A CA 494669DA CA 494669 A CA494669 A CA 494669A
Authority
CA
Canada
Prior art keywords
electro
picture tubes
optical dark
dark trace
trace picture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA494669A
Other languages
French (fr)
Inventor
Levy Gustave
Simbrat Walter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Union Radio Corp
Original Assignee
National Union Radio Corp
Publication date
Application granted granted Critical
Publication of CA494669A publication Critical patent/CA494669A/en
Expired legal-status Critical Current

Links

CA494669A Electro-optical dark trace picture tubes Expired CA494669A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA494669T

Publications (1)

Publication Number Publication Date
CA494669A true CA494669A (en) 1953-07-21

Family

ID=35640070

Family Applications (1)

Application Number Title Priority Date Filing Date
CA494669A Expired CA494669A (en) Electro-optical dark trace picture tubes

Country Status (1)

Country Link
CA (1) CA494669A (en)

Similar Documents

Publication Publication Date Title
CA494669A (en) Electro-optical dark trace picture tubes
CA553317A (en) Display surface for color television tube
CA493234A (en) Photo-electric device
CA499131A (en) Shielding device for wiper mechanisms
AU163401B2 (en) Television cameras
CA492514A (en) Changeable picture apparatus
CA495896A (en) Photographic viewing apparatus
CA490373A (en) Cameras
CA491656A (en) Cameras
FR1108344A (en) Television camera
CA508418A (en) Screen
CA500024A (en) Electro-optical device
CA491162A (en) Optical apparatus
CA492758A (en) Picture frames
CA493152A (en) Television pick-up tubes
CA504627A (en) Glass solder
CA499320A (en) Display apparatus
CA502784A (en) Television apparatus
AU1546453A (en) Television cameras
CA489788A (en) High speed oscillograph camera
CA507877A (en) Display carrier
CA498949A (en) Display device
CA489994A (en) Advertising display device
CA496813A (en) Pickup device for color television
CA499850A (en) Changeable picture apparatus