CA253233A - Tube electrique a vide - Google Patents

Tube electrique a vide

Info

Publication number: CA253233A
Authority: CA; Canada
Prior art keywords: electric tube; vacuum electric; vacuum; tube; electric
Prior art date: 1925-09-01
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

CA253233A

Other languages

English (en)

Inventor

Yeoman Robinson Ernest

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.)

Individual

Original Assignee

Individual

Publication date

1925-09-01

1925-09-01 Application granted granted Critical

1925-09-01 Publication of CA253233A publication Critical patent/CA253233A/fr

Status Expired legal-status Critical Current

Links

CA253233A Tube electrique a vide Expired CA253233A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA253233T

Publications (1)

Publication Number	Publication Date
CA253233A true CA253233A (fr)	1925-09-01

Family

ID=35161783

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA253233A Expired CA253233A (fr)			Tube electrique a vide

Country Status (1)

Country	Link
CA (1)	CA253233A (fr)

0
- CA CA253233A patent/CA253233A/fr not_active Expired

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