DK94716C - Alarm system combined with a ring signal system. - Google Patents

Alarm system combined with a ring signal system.

Info

Publication number
DK94716C
DK94716C DK432160A DK432160A DK94716C DK 94716 C DK94716 C DK 94716C DK 432160 A DK432160 A DK 432160A DK 432160 A DK432160 A DK 432160A DK 94716 C DK94716 C DK 94716C
Authority
DK
Denmark
Prior art keywords
ring signal
combined
alarm
alarm system
signal system
Prior art date
Application number
DK432160A
Other languages
Danish (da)
Inventor
L M Ericsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK94716C publication Critical patent/DK94716C/en

Links

DK432160A 1959-11-03 1960-11-02 Alarm system combined with a ring signal system. DK94716C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE94716X 1959-11-03

Publications (1)

Publication Number Publication Date
DK94716C true DK94716C (en) 1962-11-05

Family

ID=20276757

Family Applications (1)

Application Number Title Priority Date Filing Date
DK432160A DK94716C (en) 1959-11-03 1960-11-02 Alarm system combined with a ring signal system.

Country Status (1)

Country Link
DK (1) DK94716C (en)

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