AT89509B - Telephone with line selector buttons for private systems. - Google Patents

Telephone with line selector buttons for private systems.

Info

Publication number
AT89509B
AT89509B AT89509DA AT89509B AT 89509 B AT89509 B AT 89509B AT 89509D A AT89509D A AT 89509DA AT 89509 B AT89509 B AT 89509B
Authority
AT
Austria
Prior art keywords
telephone
line selector
selector buttons
private systems
private
Prior art date
Application number
Other languages
German (de)
Inventor
Giuseppe Simonetta
Original Assignee
Giuseppe Simonetta
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
Application filed by Giuseppe Simonetta filed Critical Giuseppe Simonetta
Application granted granted Critical
Publication of AT89509B publication Critical patent/AT89509B/en

Links

AT89509D 1919-09-27 1920-10-12 Telephone with line selector buttons for private systems. AT89509B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT89509X 1919-09-27

Publications (1)

Publication Number Publication Date
AT89509B true AT89509B (en) 1922-09-25

Family

ID=11127603

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89509D AT89509B (en) 1919-09-27 1920-10-12 Telephone with line selector buttons for private systems.

Country Status (1)

Country Link
AT (1) AT89509B (en)

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