CA452853A - Lampe a vide - Google Patents

Lampe a vide

Info

Publication number
CA452853A
CA452853A CA452853A CA452853DA CA452853A CA 452853 A CA452853 A CA 452853A CA 452853 A CA452853 A CA 452853A CA 452853D A CA452853D A CA 452853DA CA 452853 A CA452853 A CA 452853A
Authority
CA
Canada
Prior art keywords
vacuum tube
vacuum
tube
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
CA452853A
Other languages
English (en)
Inventor
Georges Chevigny Paul
Mckeag Carson
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.)
Federal Telephone and Radio Corp
Original Assignee
Federal Telephone and Radio Corp
Publication date
Application granted granted Critical
Publication of CA452853A publication Critical patent/CA452853A/fr
Expired legal-status Critical Current

Links

CA452853A Lampe a vide Expired CA452853A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA452853T

Publications (1)

Publication Number Publication Date
CA452853A true CA452853A (fr) 1948-11-23

Family

ID=35570581

Family Applications (1)

Application Number Title Priority Date Filing Date
CA452853A Expired CA452853A (fr) Lampe a vide

Country Status (1)

Country Link
CA (1) CA452853A (fr)

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