CH127133A - Installation téléphonique. - Google Patents

Installation téléphonique.

Info

Publication number: CH127133A
Authority: CH; Switzerland
Prior art keywords: telephone installation; telephone; installation
Prior art date: 1927-07-26

Application number

Other languages

English (en)

Inventor

Hasler A-G Vormals Tele Hasler

Original Assignee

Hasler Ag

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.)

1927-07-26

Filing date

1927-07-26

Publication date

1928-08-16

1927-07-26 Application filed by Hasler Ag filed Critical Hasler Ag

1928-08-16 Publication of CH127133A publication Critical patent/CH127133A/fr

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/06—Current supply arrangements for telephone systems in which current supply sources at subordinate switching centres are charged from the main exchange

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)

CH127133D 1927-07-26 1927-07-26 Installation téléphonique. CH127133A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH645952X		1927-07-26

Publications (1)

Publication Number	Publication Date
CH127133A true CH127133A (fr)	1928-08-16

Family

ID=4525759

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH127133D CH127133A (fr)	1927-07-26	1927-07-26	Installation téléphonique.

Country Status (2)

Country	Link
CH (1)	CH127133A (fr)
FR (1)	FR645952A (fr)

1927
- 1927-07-26 CH CH127133D patent/CH127133A/fr unknown
- 1927-12-20 FR FR645952D patent/FR645952A/fr not_active Expired

Also Published As

Publication number	Publication date
FR645952A (fr)	1928-11-06

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