CA381215A - Telephone multiplex transmission - Google Patents

Telephone multiplex transmission

Info

Publication number: CA381215A
Authority: CA; Canada
Prior art keywords: multiplex transmission; telephone; telephone multiplex; transmission; multiplex
Prior art date: 1939-05-02
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

CA381215A

Other languages

French (fr)

Inventor

Howland Ranger Richard

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.)

RCA Corp

Original Assignee

Radio Corporation of America

Publication date

1939-05-02

1939-05-02 Application granted granted Critical

1939-05-02 Publication of CA381215A publication Critical patent/CA381215A/en

Status Expired legal-status Critical Current

Links

CA381215A Telephone multiplex transmission Expired CA381215A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA381215T

Publications (1)

Publication Number	Publication Date
CA381215A true CA381215A (en)	1939-05-02

Family

ID=35386457

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA381215A Expired CA381215A (en)			Telephone multiplex transmission

Country Status (1)

Country	Link
CA (1)	CA381215A (en)

0
- CA CA381215A patent/CA381215A/en not_active Expired

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