NL7802599A - DEVICE FOR TRANSMITTING AN ALARM CALL. - Google Patents

DEVICE FOR TRANSMITTING AN ALARM CALL.

Info

Publication number
NL7802599A
NL7802599A NL7802599A NL7802599A NL7802599A NL 7802599 A NL7802599 A NL 7802599A NL 7802599 A NL7802599 A NL 7802599A NL 7802599 A NL7802599 A NL 7802599A NL 7802599 A NL7802599 A NL 7802599A
Authority
NL
Netherlands
Prior art keywords
transmitting
alarm call
alarm
call
Prior art date
Application number
NL7802599A
Other languages
Dutch (nl)
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of NL7802599A publication Critical patent/NL7802599A/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B1/00—Systems for signalling characterised solely by the form of transmission of the signal
    • G08B1/08—Systems for signalling characterised solely by the form of transmission of the signal using electric transmission ; transformation of alarm signals to electrical signals from a different medium, e.g. transmission of an electric alarm signal upon detection of an audible alarm signal
NL7802599A 1977-03-23 1978-03-09 DEVICE FOR TRANSMITTING AN ALARM CALL. NL7802599A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772712690 DE2712690C2 (en) 1977-03-23 1977-03-23 Device for the wireless transmission of a coded emergency call

Publications (1)

Publication Number Publication Date
NL7802599A true NL7802599A (en) 1978-09-26

Family

ID=6004403

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7802599A NL7802599A (en) 1977-03-23 1978-03-09 DEVICE FOR TRANSMITTING AN ALARM CALL.

Country Status (4)

Country Link
CH (1) CH640359A5 (en)
DE (1) DE2712690C2 (en)
DK (1) DK131378A (en)
NL (1) NL7802599A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE416593B (en) * 1978-02-10 1981-01-19 Ericsson Telefon Ab L M ALARM SYSTEM INCLUDING A NUMBER OF SUBSCRIBER DEVICES
DE3000958C2 (en) * 1980-01-12 1984-04-26 ANT Nachrichtentechnik GmbH, 7150 Backnang Home emergency call system with remote release
CA1171514A (en) * 1980-08-29 1984-07-24 Ultrak, Inc. Supervised wireless security system
GB8701202D0 (en) * 1987-01-20 1987-02-25 Wakefield Health Authority Infra-red personal attack alarm system
FR2631142A1 (en) * 1988-05-05 1989-11-10 Laugier Vincent Individual protection system for underground car parks
DE4413974C2 (en) * 1994-04-21 1996-07-18 Siemens Ag Emergency call system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3492426A (en) * 1965-03-18 1970-01-27 Davis Sidney Foreman Telephone alarm system where a central station alerts a preselected agency in response to a received pulse coded frequency signal identifying a particular alarm condition at a particular subscriber station
DE1566826B2 (en) * 1967-06-15 1974-08-29 Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm People search facility
US3585304A (en) * 1969-05-16 1971-06-15 Steven M Gray Automatic emergency communication system
US3699443A (en) * 1970-03-02 1972-10-17 Ronald E Weger Radio control and repeater communication system
GB1420606A (en) * 1972-06-05 1976-01-07 Gerontologia Konsult Ab Alarm device
SE382271C (en) * 1974-02-13 1979-02-22 Innovationsteknik Inst Ab WAY TO ALARM IN THE EVENT OF AN ATTACK TO ROBBERY, ATTACK, ETC, JEMTE ALARM SYSTEM FOR EXERCISE OF THE SET

Also Published As

Publication number Publication date
DE2712690A1 (en) 1978-09-28
DK131378A (en) 1978-09-24
DE2712690C2 (en) 1986-06-05
CH640359A5 (en) 1983-12-30

Similar Documents

Publication Publication Date Title
NL7801547A (en) DEVICE FOR EXAMINING AN OILWELL.
NL7801489A (en) DEVICE FOR EXAMINING AN OILWELL.
NL7800671A (en) DEVICE FOR SERVING BISCUITS.
NL7810111A (en) CONTROL DEVICE FOR AN ELECTRONIC DEVICE.
NL189052C (en) CORRELATING DEVICE FOR FOLLOWING AN OBJECT.
NL185736C (en) ALARM SYSTEM FOR SENDING ALARM INFORMATION THROUGH TELEPHONE LINES.
NL7810925A (en) DEVICE FOR CHECKING METAL PARTS.
NL187798C (en) DEVICE FOR BINDING AN OBJECT.
NL186938C (en) DEVICE FOR TRANSMITTING SOUND WAVES.
NL7808631A (en) DEVICE FOR MONITORING A CHIMNEY.
NL7810802A (en) DEVICE FOR MONITORING CALLS IN A COMMUNICATION SYSTEM.
NL7810798A (en) DEVICE FOR TRANSMISSION OF CALLS IN A COMMUNICATION SYSTEM.
NL7804569A (en) SWITCHING SYSTEM FOR AN ANTENNA DEVICE.
NL7804826A (en) DEVICE FOR EXAMINING OBJECTS.
NL7803015A (en) DEVICE FOR MAKING A SCREW CONNECTION.
NL7800239A (en) MOUNTING DEVICE FOR REMOTE MOUNTING.
NL7713987A (en) DEVICE FOR DETECTING REMOTE MOTION.
NL7801700A (en) ALARM DEVICE FOR THE BARING OF PETS.
NL176319C (en) DEVICE FOR DETECTING VIBRATIONS.
NL7610396A (en) PROCEDURE FOR DECLORATING AN ANATERY SOLUTION.
NL7713745A (en) CIRCUIT FOR AN ANTI-INTRUSION DEVICE.
NL7809618A (en) DEVICE FOR MAINTAINING AN UNDERWATER DRAWN ELEMENT.
NL178933C (en) DEVICE FOR DETECTING BINARY CODED CALL SIGNALS.
NL7802599A (en) DEVICE FOR TRANSMITTING AN ALARM CALL.
NL7807411A (en) DEVICE FOR CONNECTING PIPES.

Legal Events

Date Code Title Description
BV The patent application has lapsed