CA208862A - Appareil de tubes a vide - Google Patents

Appareil de tubes a vide

Info

Publication number
CA208862A
CA208862A CA208862A CA208862DA CA208862A CA 208862 A CA208862 A CA 208862A CA 208862 A CA208862 A CA 208862A CA 208862D A CA208862D A CA 208862DA CA 208862 A CA208862 A CA 208862A
Authority
CA
Canada
Prior art keywords
vacuum tube
tube apparatus
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
CA208862A
Other languages
English (en)
Inventor
O. Scriven Edward
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 WESTERN ELECTRIC CO
AT&T Corp
Original Assignee
INTERNATIONAL WESTERN ELECTRIC CO
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA208862A publication Critical patent/CA208862A/fr
Expired legal-status Critical Current

Links

CA208862A Appareil de tubes a vide Expired CA208862A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA208862T

Publications (1)

Publication Number Publication Date
CA208862A true CA208862A (fr) 1921-02-22

Family

ID=35102641

Family Applications (1)

Application Number Title Priority Date Filing Date
CA208862A Expired CA208862A (fr) Appareil de tubes a vide

Country Status (1)

Country Link
CA (1) CA208862A (fr)

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