CA171983A - Systeme de transmission telephonique - Google Patents

Systeme de transmission telephonique

Info

Publication number: CA171983A
Authority: CA; Canada
Prior art keywords: transmission system; telephone transmission; telephone; transmission
Prior art date: 1915-05-04
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

CA000171983A

Other languages

English (en)

Inventor

Albert S. Johan Von Kestern

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

Priority date (The priority date 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 date listed.)

1915-05-04

Filing date

1915-05-04

Publication date

1916-09-19

1915-05-04 Application filed by Individual filed Critical Individual

1916-09-19 Application granted granted Critical

1916-09-19 Publication of CA171983A publication Critical patent/CA171983A/fr

Status Expired legal-status Critical Current

Links

230000005540 biological transmission Effects 0.000 title 1

CA000171983A 1915-05-04 1915-05-04 Systeme de transmission telephonique Expired CA171983A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA171983T		1915-05-04

Publications (1)

Publication Number	Publication Date
CA171983A true CA171983A (fr)	1916-09-19

Family

ID=45291639

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000171983A Expired CA171983A (fr)	1915-05-04	1915-05-04	Systeme de transmission telephonique

Country Status (1)

Country	Link
CA (1)	CA171983A (fr)

1915
- 1915-05-04 CA CA000171983A patent/CA171983A/fr not_active Expired

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