CA215078A - Vacuum tube - Google Patents

Vacuum tube

Info

Publication number
CA215078A
CA215078A CA215078A CA215078DA CA215078A CA 215078 A CA215078 A CA 215078A CA 215078 A CA215078 A CA 215078A CA 215078D A CA215078D A CA 215078DA CA 215078 A CA215078 A CA 215078A
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
CA215078A
Other languages
French (fr)
Inventor
Wilson William
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
Original Assignee
INTERNATIONAL WESTERN ELECTRIC CO
Publication date
Application granted granted Critical
Publication of CA215078A publication Critical patent/CA215078A/en
Expired legal-status Critical Current

Links

CA215078A Vacuum tube Expired CA215078A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA215078T

Publications (1)

Publication Number Publication Date
CA215078A true CA215078A (en) 1922-01-10

Family

ID=35109522

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215078A Expired CA215078A (en) Vacuum tube

Country Status (1)

Country Link
CA (1) CA215078A (en)

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