CA14924A - Perfectionnements aux telephones acoustiques - Google Patents

Perfectionnements aux telephones acoustiques

Info

Publication number: CA14924A
Authority: CA; Canada
Prior art keywords: accoustic; telephones; accoustic telephones
Prior art date: 1882-06-09
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

CA000014924A

Other languages

English (en)

Inventor

Lina Beecher

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

1882-06-09

1882-06-09 Application granted granted Critical

1882-06-09 Publication of CA14924A publication Critical patent/CA14924A/fr

Status Expired legal-status Critical Current

Links

CA000014924A Perfectionnements aux telephones acoustiques Expired CA14924A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA14924T

Publications (1)

Publication Number	Publication Date
CA14924A true CA14924A (fr)	1882-06-09

Family

ID=45131468

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000014924A Expired CA14924A (fr)			Perfectionnements aux telephones acoustiques

Country Status (1)

Country	Link
CA (1)	CA14924A (fr)

0
- CA CA000014924A patent/CA14924A/fr not_active Expired

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