GB8701040D0 - Telephone reporting & burglar-proof device - Google Patents

Telephone reporting & burglar-proof device

Info

Publication number
GB8701040D0
GB8701040D0 GB878701040A GB8701040A GB8701040D0 GB 8701040 D0 GB8701040 D0 GB 8701040D0 GB 878701040 A GB878701040 A GB 878701040A GB 8701040 A GB8701040 A GB 8701040A GB 8701040 D0 GB8701040 D0 GB 8701040D0
Authority
GB
United Kingdom
Prior art keywords
burglar
proof device
telephone reporting
reporting
telephone
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
GB878701040A
Other versions
GB2200016A (en
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.)
Wang M H
Original Assignee
Wang M H
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 Wang M H filed Critical Wang M H
Priority to GB08701040A priority Critical patent/GB2200016A/en
Priority to DE19873702331 priority patent/DE3702331A1/en
Publication of GB8701040D0 publication Critical patent/GB8701040D0/en
Publication of GB2200016A publication Critical patent/GB2200016A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • H04M11/045—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems using recorded signals, e.g. speech
GB08701040A 1987-01-16 1987-01-16 Electronic door lock with auto-dialling telephone alarm Pending GB2200016A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08701040A GB2200016A (en) 1987-01-16 1987-01-16 Electronic door lock with auto-dialling telephone alarm
DE19873702331 DE3702331A1 (en) 1987-01-16 1987-01-27 LOCKING DEVICE FOR LOCKABLE DOORS, GATES OD. DGL.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08701040A GB2200016A (en) 1987-01-16 1987-01-16 Electronic door lock with auto-dialling telephone alarm

Publications (2)

Publication Number Publication Date
GB8701040D0 true GB8701040D0 (en) 1987-02-18
GB2200016A GB2200016A (en) 1988-07-20

Family

ID=10610838

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08701040A Pending GB2200016A (en) 1987-01-16 1987-01-16 Electronic door lock with auto-dialling telephone alarm

Country Status (2)

Country Link
DE (1) DE3702331A1 (en)
GB (1) GB2200016A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2100527A1 (en) * 1993-07-14 1995-01-15 Edward Hsing Electric code lock set for telecommunication cabinet
DE4421496B4 (en) * 1993-10-01 2006-09-07 Marquardt Gmbh Electronic door closing system on a motor vehicle
DE19513498C1 (en) * 1995-04-10 1996-06-27 Daimler Benz Ag Electronic car key
DE19528099B4 (en) * 1995-08-01 2006-07-27 Marquardt Gmbh Electronic locking system
CN110581929B (en) * 2019-09-12 2021-02-05 青岛市市立医院 Alarm circuit of radiotherapy system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2460647A1 (en) * 1974-12-20 1976-06-24 Hermann Alfred Ing Grad Singer Emergency, telephone installation automatically setting up call - checks priority and makes repeated calls if line is engaged
DE2847730A1 (en) * 1978-11-03 1980-05-14 Sachs Systemtechnik Gmbh MAGNETIC SWITCH LOCK
GB2069582A (en) * 1980-02-07 1981-08-26 British Relay Electronics Ltd Door locking system
IE54858B1 (en) * 1984-03-30 1990-02-28 Field David Joseph A medicine cabinet

Also Published As

Publication number Publication date
DE3702331C2 (en) 1989-04-20
DE3702331A1 (en) 1988-08-04
GB2200016A (en) 1988-07-20

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