CA456392A - Lampe a vide - Google Patents

Lampe a vide

Info

Publication number
CA456392A
CA456392A CA456392A CA456392DA CA456392A CA 456392 A CA456392 A CA 456392A CA 456392 A CA456392 A CA 456392A CA 456392D A CA456392D A CA 456392DA CA 456392 A CA456392 A CA 456392A
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
CA456392A
Other languages
English (en)
Inventor
John Powers Stephen
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 CA456392A publication Critical patent/CA456392A/fr
Expired legal-status Critical Current

Links

CA456392A Lampe a vide Expired CA456392A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA456392T

Publications (1)

Publication Number Publication Date
CA456392A true CA456392A (fr) 1949-05-03

Family

ID=35574132

Family Applications (1)

Application Number Title Priority Date Filing Date
CA456392A Expired CA456392A (fr) Lampe a vide

Country Status (1)

Country Link
CA (1) CA456392A (fr)

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