CA28932A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number: CA28932A
Authority: CA; Canada
Prior art keywords: telephone system; telephone
Prior art date: 1888-04-16
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

CA000028932A

Other languages

English (en)

Inventor

Charles W. Brown

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.)

BELL TELEPHONE Co

Original Assignee

BELL TELEPHONE Co

Publication date

1888-04-16

1888-04-16 Application granted granted Critical

1888-04-16 Publication of CA28932A publication Critical patent/CA28932A/fr

Status Expired legal-status Critical Current

Links

CA000028932A Systeme telephonique Expired CA28932A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA28932T

Publications (1)

Publication Number	Publication Date
CA28932A true CA28932A (fr)	1888-04-16

Family

ID=45145473

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000028932A Expired CA28932A (fr)			Systeme telephonique

Country Status (1)

Country	Link
CA (1)	CA28932A (fr)

0
- CA CA000028932A patent/CA28932A/fr not_active Expired

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