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FR1483717A - Improvements to protection, surveillance and security systems - Google Patents

Improvements to protection, surveillance and security systems

Info

Publication number
FR1483717A
FR1483717A FR4870A FR4870A FR1483717A FR 1483717 A FR1483717 A FR 1483717A FR 4870 A FR4870 A FR 4870A FR 4870 A FR4870 A FR 4870A FR 1483717 A FR1483717 A FR 1483717A
Authority
FR
France
Prior art keywords
surveillance
protection
security systems
security
systems
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
FR4870A
Other languages
French (fr)
Inventor
Dauphin
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.)
TRANSFORMATEURS SOC IND DE
Original Assignee
TRANSFORMATEURS SOC IND DE
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 TRANSFORMATEURS SOC IND DE filed Critical TRANSFORMATEURS SOC IND DE
Priority to FR4870A priority Critical patent/FR1483717A/en
Application granted granted Critical
Publication of FR1483717A publication Critical patent/FR1483717A/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)
FR4870A 1965-02-09 1965-02-09 Improvements to protection, surveillance and security systems Expired FR1483717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR4870A FR1483717A (en) 1965-02-09 1965-02-09 Improvements to protection, surveillance and security systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR4870A FR1483717A (en) 1965-02-09 1965-02-09 Improvements to protection, surveillance and security systems

Publications (1)

Publication Number Publication Date
FR1483717A true FR1483717A (en) 1967-06-09

Family

ID=1585361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4870A Expired FR1483717A (en) 1965-02-09 1965-02-09 Improvements to protection, surveillance and security systems

Country Status (1)

Country Link
FR (1) FR1483717A (en)

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