GB679103A - Visual and audible electric alarm signals - Google Patents

Visual and audible electric alarm signals

Info

Publication number
GB679103A
GB679103A GB1375551A GB1375551A GB679103A GB 679103 A GB679103 A GB 679103A GB 1375551 A GB1375551 A GB 1375551A GB 1375551 A GB1375551 A GB 1375551A GB 679103 A GB679103 A GB 679103A
Authority
GB
United Kingdom
Prior art keywords
visual
alarm signals
electric alarm
audible
audible electric
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.)
Expired
Application number
GB1375551A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1375551A priority Critical patent/GB679103A/en
Publication of GB679103A publication Critical patent/GB679103A/en
Expired 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
    • G08B13/22—Electrical actuation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)

Abstract

679,103. Electric indicating systems. TAYLOR, H. June 11, 1951. No. 13755/51. Class 40 (i). Visual and audible alarms, e.g. a bell and a lamp, mounted on the outside of a building are actuated to attract the attention of the police or the public by closing a switch inside the building which connects the alarms to the main electric supply.
GB1375551A 1951-06-11 1951-06-11 Visual and audible electric alarm signals Expired GB679103A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1375551A GB679103A (en) 1951-06-11 1951-06-11 Visual and audible electric alarm signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1375551A GB679103A (en) 1951-06-11 1951-06-11 Visual and audible electric alarm signals

Publications (1)

Publication Number Publication Date
GB679103A true GB679103A (en) 1952-09-10

Family

ID=10028768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1375551A Expired GB679103A (en) 1951-06-11 1951-06-11 Visual and audible electric alarm signals

Country Status (1)

Country Link
GB (1) GB679103A (en)

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