CA215079A - Tube a vide - Google Patents

Tube a vide

Info

Publication number
CA215079A
CA215079A CA215079A CA215079DA CA215079A CA 215079 A CA215079 A CA 215079A CA 215079 A CA215079 A CA 215079A CA 215079D A CA215079D A CA 215079DA CA 215079 A CA215079 A CA 215079A
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
CA215079A
Other languages
English (en)
Inventor
J. Kelly Mervin
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 CA215079A publication Critical patent/CA215079A/fr
Expired legal-status Critical Current

Links

CA215079A Tube a vide Expired CA215079A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA215079T

Publications (1)

Publication Number Publication Date
CA215079A true CA215079A (fr) 1922-01-10

Family

ID=35109523

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215079A Expired CA215079A (fr) Tube a vide

Country Status (1)

Country Link
CA (1) CA215079A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1123739S1 (en) * 2023-12-15 2026-04-28 Danyang Weisheng Automobile Technology Co., Ltd. Automobile grille

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD1123739S1 (en) * 2023-12-15 2026-04-28 Danyang Weisheng Automobile Technology Co., Ltd. Automobile grille

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