CA224907A - Base de tube a vide - Google Patents

Base de tube a vide

Info

Publication number: CA224907A
Authority: CA; Canada
Prior art keywords: vacuum tube; tube base; base; vacuum; tube
Prior art date: 1922-10-17
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

CA224907A

Other languages

English (en)

Inventor

R. Borough 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

1922-10-17

1922-10-17 Application granted granted Critical

1922-10-17 Publication of CA224907A publication Critical patent/CA224907A/fr

Status Expired legal-status Critical Current

Links

CA224907A Base de tube a vide Expired CA224907A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA224907T

Publications (1)

Publication Number	Publication Date
CA224907A true CA224907A (fr)	1922-10-17

Family

ID=35120510

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA224907A Expired CA224907A (fr)			Base de tube a vide

Country Status (1)

Country	Link
CA (1)	CA224907A (fr)

0
- CA CA224907A patent/CA224907A/fr not_active Expired

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