CA285889A - Tube a vide - Google Patents

Tube a vide

Info

Publication number
CA285889A
CA285889A CA285889A CA285889DA CA285889A CA 285889 A CA285889 A CA 285889A CA 285889 A CA285889 A CA 285889A CA 285889D A CA285889D A CA 285889DA CA 285889 A CA285889 A CA 285889A
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
CA285889A
Other languages
English (en)
Inventor
A. Mcilvaine Hubert
J. White Arthur
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA285889A publication Critical patent/CA285889A/fr
Expired legal-status Critical Current

Links

CA285889A Tube a vide Expired CA285889A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA285889T

Publications (1)

Publication Number Publication Date
CA285889A true CA285889A (fr) 1928-12-25

Family

ID=35222701

Family Applications (1)

Application Number Title Priority Date Filing Date
CA285889A Expired CA285889A (fr) Tube a vide

Country Status (1)

Country Link
CA (1) CA285889A (fr)

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