CH12509A - Telephon-Umschalter zur selbstthätigen Verbindung der Telephone in der Centrale - Google Patents

Telephon-Umschalter zur selbstthätigen Verbindung der Telephone in der Centrale

Info

Publication number: CH12509A
Authority: CH; Switzerland
Prior art keywords: telephones; central station; automatic connection; telephone switch; telephone
Prior art date: 1896-07-11

Application number

CH12509A

Other languages

English (en)

Inventor

Franz Wossalik

Emil Kredens

Adolf Popper

Original Assignee

Franz Wossalik

Emil Kredens

Adolf Popper

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.)

1896-07-11

Filing date

1896-07-11

Publication date

1897-01-31

1896-07-11 Application filed by Franz Wossalik, Emil Kredens, Adolf Popper filed Critical Franz Wossalik

1897-01-31 Publication of CH12509A publication Critical patent/CH12509A/de

Links

CH12509A 1896-07-11 1896-07-11 Telephon-Umschalter zur selbstthätigen Verbindung der Telephone in der Centrale CH12509A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH12509T		1896-07-11

Publications (1)

Publication Number	Publication Date
CH12509A true CH12509A (de)	1897-01-31

Family

ID=4205997

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH12509A CH12509A (de)	1896-07-11	1896-07-11	Telephon-Umschalter zur selbstthätigen Verbindung der Telephone in der Centrale

Country Status (1)

Country	Link
CH (1)	CH12509A (de)

1896
- 1896-07-11 CH CH12509A patent/CH12509A/de unknown

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