CA447413A - Structure de lampe a vide - Google Patents

Structure de lampe a vide

Info

Publication number
CA447413A
CA447413A CA447413A CA447413DA CA447413A CA 447413 A CA447413 A CA 447413A CA 447413 A CA447413 A CA 447413A CA 447413D A CA447413D A CA 447413DA CA 447413 A CA447413 A CA 447413A
Authority
CA
Canada
Prior art keywords
vacuum tube
tube structure
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
CA447413A
Other languages
English (en)
Inventor
Georges Chevigny Paul
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 CA447413A publication Critical patent/CA447413A/fr
Expired legal-status Critical Current

Links

CA447413A Structure de lampe a vide Expired CA447413A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA447413T

Publications (1)

Publication Number Publication Date
CA447413A true CA447413A (fr) 1948-03-23

Family

ID=35565094

Family Applications (1)

Application Number Title Priority Date Filing Date
CA447413A Expired CA447413A (fr) Structure de lampe a vide

Country Status (1)

Country Link
CA (1) CA447413A (fr)

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