DE2230595A1 - Device for signaluebertragung over a telephone network with automatic distribution stations - Google Patents

Device for signaluebertragung over a telephone network with automatic distribution stations

Info

Publication number
DE2230595A1
DE2230595A1 DE19722230595 DE2230595A DE2230595A1 DE 2230595 A1 DE2230595 A1 DE 2230595A1 DE 19722230595 DE19722230595 DE 19722230595 DE 2230595 A DE2230595 A DE 2230595A DE 2230595 A1 DE2230595 A1 DE 2230595A1
Authority
DE
Grant status
Application
Patent type
Prior art keywords
signaluebertragung
over
device
telephone network
automatic distribution
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE19722230595
Other languages
German (de)
Inventor
Gunnar Westbeck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gylling and Co AB
Original Assignee
Gylling and Co AB
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

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems adapted for combination with other electrical systems
    • H04M11/04Telephonic communication systems adapted for combination with other electrical systems with fire, police, burglar, or other alarm systems
DE19722230595 1971-06-23 1972-06-22 Device for signaluebertragung over a telephone network with automatic distribution stations Pending DE2230595A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE821271 1971-06-23

Publications (1)

Publication Number Publication Date
DE2230595A1 true true DE2230595A1 (en) 1973-01-11

Family

ID=20273447

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722230595 Pending DE2230595A1 (en) 1971-06-23 1972-06-22 Device for signaluebertragung over a telephone network with automatic distribution stations

Country Status (3)

Country Link
DE (1) DE2230595A1 (en)
GB (1) GB1400259A (en)
NL (1) NL7208443A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0174804A1 (en) * 1984-09-05 1986-03-19 Mitsubishi Denki Kabushiki Kaisha Home control system and interphone system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0174804A1 (en) * 1984-09-05 1986-03-19 Mitsubishi Denki Kabushiki Kaisha Home control system and interphone system

Also Published As

Publication number Publication date Type
GB1400259A (en) 1975-07-16 application
NL7208443A (en) 1972-12-28 application

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Legal Events

Date Code Title Description
OHA Expiration of time for request for examination