CA884552A - Security devices - Google Patents

Security devices

Info

Publication number
CA884552A
CA884552A CA884552A CA884552DA CA884552A CA 884552 A CA884552 A CA 884552A CA 884552 A CA884552 A CA 884552A CA 884552D A CA884552D A CA 884552DA CA 884552 A CA884552 A CA 884552A
Authority
CA
Canada
Prior art keywords
security devices
security
devices
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
CA884552A
Inventor
Saul Benno
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 CA884552A publication Critical patent/CA884552A/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)
CA884552A 1969-06-18 1969-06-18 Security devices Expired CA884552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA54662 1969-06-18

Publications (1)

Publication Number Publication Date
CA884552A true CA884552A (en) 1971-10-26

Family

ID=4085359

Family Applications (1)

Application Number Title Priority Date Filing Date
CA884552A Expired CA884552A (en) 1969-06-18 1969-06-18 Security devices

Country Status (1)

Country Link
CA (1) CA884552A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010870A1 (en) * 1978-10-04 1980-05-14 Glynwed Group Services Limited Electronic lock and key, and an alarm system incorporating same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010870A1 (en) * 1978-10-04 1980-05-14 Glynwed Group Services Limited Electronic lock and key, and an alarm system incorporating same

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