CA938676A - Voice alerting radio detection alarm system - Google Patents

Voice alerting radio detection alarm system

Info

Publication number
CA938676A
CA938676A CA063768A CA63768A CA938676A CA 938676 A CA938676 A CA 938676A CA 063768 A CA063768 A CA 063768A CA 63768 A CA63768 A CA 63768A CA 938676 A CA938676 A CA 938676A
Authority
CA
Canada
Prior art keywords
alarm system
detection alarm
radio detection
voice alerting
alerting radio
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
CA063768A
Inventor
G. Ovens John
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
Application granted granted Critical
Publication of CA938676A publication Critical patent/CA938676A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/012—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using recorded signals, e.g. speech

Landscapes

  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
CA063768A 1968-10-17 1969-09-30 Voice alerting radio detection alarm system Expired CA938676A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76838268A 1968-10-17 1968-10-17

Publications (1)

Publication Number Publication Date
CA938676A true CA938676A (en) 1973-12-18

Family

ID=25082334

Family Applications (1)

Application Number Title Priority Date Filing Date
CA063768A Expired CA938676A (en) 1968-10-17 1969-09-30 Voice alerting radio detection alarm system

Country Status (4)

Country Link
CA (1) CA938676A (en)
DE (1) DE1952264A1 (en)
FR (1) FR2020950A1 (en)
GB (1) GB1278836A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156120A (en) * 1984-02-23 1985-10-02 Alarmcall Security Systems Lim Alarm system

Also Published As

Publication number Publication date
DE1952264A1 (en) 1970-06-04
GB1278836A (en) 1972-06-21
FR2020950A1 (en) 1970-07-17

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