CA237449A - Systeme de transmission duplex - Google Patents

Systeme de transmission duplex

Info

Publication number: CA237449A
Authority: CA; Canada
Prior art keywords: transmission system; duplex transmission; duplex; transmission
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

CA237449A

Other languages

English (en)

Inventor

F. Farrington John

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

1924-01-29

1924-01-29 Application granted granted Critical

1924-01-29 Publication of CA237449A publication Critical patent/CA237449A/fr

Status Expired legal-status Critical Current

Links

230000005540 biological transmission Effects 0.000 title 1

CA237449A Systeme de transmission duplex Expired CA237449A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA237449T

Publications (1)

Publication Number	Publication Date
CA237449A true CA237449A (fr)	1924-01-29

Family

ID=35141477

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA237449A Expired CA237449A (fr)			Systeme de transmission duplex

Country Status (1)

Country	Link
CA (1)	CA237449A (fr)

0
- CA CA237449A patent/CA237449A/fr not_active Expired

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