CA649198A - Cathode-ray tubes of the focus-mask variety - Google Patents

Cathode-ray tubes of the focus-mask variety

Info

Publication number
CA649198A
CA649198A CA649198A CA649198DA CA649198A CA 649198 A CA649198 A CA 649198A CA 649198 A CA649198 A CA 649198A CA 649198D A CA649198D A CA 649198DA CA 649198 A CA649198 A CA 649198A
Authority
CA
Canada
Prior art keywords
focus
cathode
ray tubes
mask variety
mask
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
CA649198A
Inventor
H. Godfrey Richard
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA649198A publication Critical patent/CA649198A/en
Expired legal-status Critical Current

Links

CA649198A Cathode-ray tubes of the focus-mask variety Expired CA649198A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA649198T

Publications (1)

Publication Number Publication Date
CA649198A true CA649198A (en) 1962-09-25

Family

ID=35937843

Family Applications (1)

Application Number Title Priority Date Filing Date
CA649198A Expired CA649198A (en) Cathode-ray tubes of the focus-mask variety

Country Status (1)

Country Link
CA (1) CA649198A (en)

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