CA573078A - Systeme d'enregistrement de numero de telephone - Google Patents

Systeme d'enregistrement de numero de telephone

Info

Publication number: CA573078A
Authority: CA; Canada
Prior art keywords: telephone number; recording system; number recording; telephone; recording
Prior art date: 1959-03-31
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

CA573078A

Other languages

English (en)

Inventor

T. Baker George

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.)

British Telecommunications PLC

Original Assignee

British Telecommunications PLC

Publication date

1959-03-31

1959-03-31 Application granted granted Critical

1959-03-31 Publication of CA573078A publication Critical patent/CA573078A/fr

Status Expired legal-status Critical Current

Links

CA573078A Systeme d'enregistrement de numero de telephone Expired CA573078A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA573078T

Publications (1)

Publication Number	Publication Date
CA573078A true CA573078A (fr)	1959-03-31

Family

ID=35748922

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA573078A Expired CA573078A (fr)			Systeme d'enregistrement de numero de telephone

Country Status (1)

Country	Link
CA (1)	CA573078A (fr)

0
- CA CA573078A patent/CA573078A/fr not_active Expired

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