CA4608A - Telegraphe a quatre courants - Google Patents

Telegraphe a quatre courants

Info

Publication number: CA4608A
Authority: CA; Canada
Prior art keywords: quadruplex telegraph; quadruplex; telegraph
Prior art date: 1875-04-10
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

CA000004608A

Other languages

English (en)

Inventor

Thomas E. Edison

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

1875-04-10

1875-04-10 Application granted granted Critical

1875-04-10 Publication of CA4608A publication Critical patent/CA4608A/fr

Status Expired legal-status Critical Current

Links

CA000004608A Telegraphe a quatre courants Expired CA4608A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA4608T

Publications (1)

Publication Number	Publication Date
CA4608A true CA4608A (fr)	1875-04-10

Family

ID=45121164

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000004608A Expired CA4608A (fr)			Telegraphe a quatre courants

Country Status (1)

Country	Link
CA (1)	CA4608A (fr)

0
- CA CA000004608A patent/CA4608A/fr not_active Expired

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