CA11151A - Perfectionnements aux telegraphes a double courants - Google Patents

Perfectionnements aux telegraphes a double courants

Info

Publication number: CA11151A
Authority: CA; Canada
Prior art keywords: duplex telegraphy; telegraphy; duplex
Prior art date: 1880-04-22
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

CA000011151A

Other languages

English (en)

Inventor

Alexander Muirhead

James A. Briggs

George K. Winter

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

1880-04-22

1880-04-22 Application granted granted Critical

1880-04-22 Publication of CA11151A publication Critical patent/CA11151A/fr

Status Expired legal-status Critical Current

Links

CA000011151A Perfectionnements aux telegraphes a double courants Expired CA11151A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA11151T

Publications (1)

Publication Number	Publication Date
CA11151A true CA11151A (fr)	1880-04-22

Family

ID=45127698

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000011151A Expired CA11151A (fr)			Perfectionnements aux telegraphes a double courants

Country Status (1)

Country	Link
CA (1)	CA11151A (fr)

0
- CA CA000011151A patent/CA11151A/fr not_active Expired

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