BR7706569A - Sistema telefonico - Google Patents

Sistema telefonico

Info

Publication number
BR7706569A
BR7706569A BR7706569A BR7706569A BR7706569A BR 7706569 A BR7706569 A BR 7706569A BR 7706569 A BR7706569 A BR 7706569A BR 7706569 A BR7706569 A BR 7706569A BR 7706569 A BR7706569 A BR 7706569A
Authority
BR
Brazil
Prior art keywords
telephone system
telephone
Prior art date
Application number
BR7706569A
Other languages
English (en)
Inventor
C Aikawa
J Kikuchi
M Kasuya
N Sanada
Original Assignee
Tamura Electric Works Ltd
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.)
Filing date
Publication date
Priority claimed from JP11752476A external-priority patent/JPS5342603A/ja
Priority claimed from JP11752676A external-priority patent/JPS5342605A/ja
Priority claimed from JP11752576A external-priority patent/JPS5342604A/ja
Priority claimed from JP11976976A external-priority patent/JPS5345103A/ja
Priority claimed from JP11976876A external-priority patent/JPS5345102A/ja
Priority claimed from JP11976776A external-priority patent/JPS5345101A/ja
Application filed by Tamura Electric Works Ltd filed Critical Tamura Electric Works Ltd
Publication of BR7706569A publication Critical patent/BR7706569A/pt

Links

BR7706569A 1976-09-30 1977-09-30 Sistema telefonico BR7706569A (pt)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP11752476A JPS5342603A (en) 1976-09-30 1976-09-30 Signal system by voltage discrimination for key telephone set
JP11752676A JPS5342605A (en) 1976-09-30 1976-09-30 Receiving circuit for voltage discrimination signal system
JP11752576A JPS5342604A (en) 1976-09-30 1976-09-30 Key telephone system
JP11976976A JPS5345103A (en) 1976-10-05 1976-10-05 Key telephone system
JP11976876A JPS5345102A (en) 1976-10-05 1976-10-05 Key telephone system
JP11976776A JPS5345101A (en) 1976-10-05 1976-10-05 Key telephone system

Publications (1)

Publication Number Publication Date
BR7706569A true BR7706569A (pt) 1978-08-22

Family

ID=27552505

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7706569A BR7706569A (pt) 1976-09-30 1977-09-30 Sistema telefonico

Country Status (1)

Country Link
BR (1) BR7706569A (pt)

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