CA237383A - Tube a vide - Google Patents

Tube a vide

Info

Publication number: CA237383A
Authority: CA; Canada
Prior art keywords: vacuum tube; vacuum; tube
Prior art date: 1924-01-29
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

CA237383A

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

1924-01-29

1924-01-29 Application granted granted Critical

1924-01-29 Publication of CA237383A publication Critical patent/CA237383A/fr

Status Expired legal-status Critical Current

Links

CA237383A Tube a vide Expired CA237383A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA237383T

Publications (1)

Publication Number	Publication Date
CA237383A true CA237383A (fr)	1924-01-29

Family

ID=35141412

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA237383A Expired CA237383A (fr)			Tube a vide

Country Status (1)

Country	Link
CA (1)	CA237383A (fr)

0
- CA CA237383A patent/CA237383A/fr not_active Expired

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