CA58136A - Sonnerie electrique - Google Patents

Sonnerie electrique

Info

Publication number: CA58136A
Authority: CA; Canada
Prior art keywords: call; electric; answering apparatus; call answering; electric call
Prior art date: 1897-06-03
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

CA000058136A

Other languages

English (en)

Inventor

Fred Hamilton Donaldson

Edward Hopson Owen

Charles Nelson Williams

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.)

1897-06-03

Filing date

1897-06-03

Publication date

1897-11-15

1897-06-03 Application filed by Individual filed Critical Individual

1897-11-15 Application granted granted Critical

1897-11-15 Publication of CA58136A publication Critical patent/CA58136A/fr

Status Expired legal-status Critical Current

Links

CA000058136A 1897-06-03 1897-06-03 Sonnerie electrique Expired CA58136A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA58136T		1897-06-03

Publications (1)

Publication Number	Publication Date
CA58136A true CA58136A (fr)	1897-11-15

Family

ID=45174675

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000058136A Expired CA58136A (fr)	1897-06-03	1897-06-03	Sonnerie electrique

Country Status (1)

Country	Link
CA (1)	CA58136A (fr)

1897
- 1897-06-03 CA CA000058136A patent/CA58136A/fr not_active Expired

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