CA481229A - Lampes a vide - Google Patents

Lampes a vide

Info

Publication number
CA481229A
CA481229A CA481229A CA481229DA CA481229A CA 481229 A CA481229 A CA 481229A CA 481229 A CA481229 A CA 481229A CA 481229D A CA481229D A CA 481229DA CA 481229 A CA481229 A CA 481229A
Authority
CA
Canada
Prior art keywords
vacuum tubes
tubes
vacuum
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
CA481229A
Other languages
English (en)
Inventor
Jacques Muller Jean
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA481229A publication Critical patent/CA481229A/fr
Expired legal-status Critical Current

Links

CA481229A Lampes a vide Expired CA481229A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA481229T

Publications (1)

Publication Number Publication Date
CA481229A true CA481229A (fr) 1952-02-19

Family

ID=35620916

Family Applications (1)

Application Number Title Priority Date Filing Date
CA481229A Expired CA481229A (fr) Lampes a vide

Country Status (1)

Country Link
CA (1) CA481229A (fr)

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