GB8723694D0 - High security bell box - Google Patents

High security bell box

Info

Publication number
GB8723694D0
GB8723694D0 GB878723694A GB8723694A GB8723694D0 GB 8723694 D0 GB8723694 D0 GB 8723694D0 GB 878723694 A GB878723694 A GB 878723694A GB 8723694 A GB8723694 A GB 8723694A GB 8723694 D0 GB8723694 D0 GB 8723694D0
Authority
GB
United Kingdom
Prior art keywords
high security
bell box
security bell
box
security
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.)
Granted
Application number
GB878723694A
Other versions
GB2210718B (en
GB2210718A (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.)
SAUNDERS D
Original Assignee
SAUNDERS D
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 SAUNDERS D filed Critical SAUNDERS D
Priority to GB8723694A priority Critical patent/GB2210718B/en
Publication of GB8723694D0 publication Critical patent/GB8723694D0/en
Publication of GB2210718A publication Critical patent/GB2210718A/en
Application granted granted Critical
Publication of GB2210718B publication Critical patent/GB2210718B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/06—Mechanical actuation by tampering with fastening

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
GB8723694A 1987-10-09 1987-10-09 High security bell box Expired - Lifetime GB2210718B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8723694A GB2210718B (en) 1987-10-09 1987-10-09 High security bell box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8723694A GB2210718B (en) 1987-10-09 1987-10-09 High security bell box

Publications (3)

Publication Number Publication Date
GB8723694D0 true GB8723694D0 (en) 1987-11-11
GB2210718A GB2210718A (en) 1989-06-14
GB2210718B GB2210718B (en) 1991-06-12

Family

ID=10625022

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8723694A Expired - Lifetime GB2210718B (en) 1987-10-09 1987-10-09 High security bell box

Country Status (1)

Country Link
GB (1) GB2210718B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2225470A (en) * 1988-10-14 1990-05-30 Grant Design Limited Alarm tamper detection device
GB0213278D0 (en) * 2002-06-11 2002-07-24 Cqr Security A burglar alarm with an interchangeable cover

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB292649A (en) * 1927-03-09 1928-06-11 Henry John Tibbles Improvements to electric burglar alarms
GB2091922B (en) * 1981-01-27 1985-05-30 Automated Security Holdings Alarm bell assembly
GB8510779D0 (en) * 1985-04-27 1985-06-05 Clark D Tamper-proof enclosures

Also Published As

Publication number Publication date
GB2210718B (en) 1991-06-12
GB2210718A (en) 1989-06-14

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981009