CA616363A - Intruder alarm system - Google Patents

Intruder alarm system

Info

Publication number
CA616363A
CA616363A CA616363A CA616363DA CA616363A CA 616363 A CA616363 A CA 616363A CA 616363 A CA616363 A CA 616363A CA 616363D A CA616363D A CA 616363DA CA 616363 A CA616363 A CA 616363A
Authority
CA
Canada
Prior art keywords
alarm system
intruder alarm
intruder
alarm
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
CA616363A
Inventor
W. Muehter Manfred
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.)
American District Telegraph Co
Original Assignee
American District Telegraph Co
Publication date
Application granted granted Critical
Publication of CA616363A publication Critical patent/CA616363A/en
Expired legal-status Critical Current

Links

CA616363A Intruder alarm system Expired CA616363A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA616363T

Publications (1)

Publication Number Publication Date
CA616363A true CA616363A (en) 1961-03-14

Family

ID=35858665

Family Applications (1)

Application Number Title Priority Date Filing Date
CA616363A Expired CA616363A (en) Intruder alarm system

Country Status (1)

Country Link
CA (1) CA616363A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28692E (en) 1965-12-28 1976-01-20 American District Telegraph Company Monitoring apparatus and method for electrical protection systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28692E (en) 1965-12-28 1976-01-20 American District Telegraph Company Monitoring apparatus and method for electrical protection systems

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