CA561682A - Smoke signal device - Google Patents

Smoke signal device

Info

Publication number
CA561682A
CA561682A CA561682A CA561682DA CA561682A CA 561682 A CA561682 A CA 561682A CA 561682 A CA561682 A CA 561682A CA 561682D A CA561682D A CA 561682DA CA 561682 A CA561682 A CA 561682A
Authority
CA
Canada
Prior art keywords
signal device
smoke signal
smoke
signal
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
CA561682A
Other languages
French (fr)
Inventor
E. Del Mar Bruce
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.)
Del Mar Engineering Laboratories
Original Assignee
Del Mar Engineering Laboratories
Publication date
Application granted granted Critical
Publication of CA561682A publication Critical patent/CA561682A/en
Expired legal-status Critical Current

Links

CA561682A Smoke signal device Expired CA561682A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA561682T

Publications (1)

Publication Number Publication Date
CA561682A true CA561682A (en) 1958-08-12

Family

ID=35728113

Family Applications (1)

Application Number Title Priority Date Filing Date
CA561682A Expired CA561682A (en) Smoke signal device

Country Status (1)

Country Link
CA (1) CA561682A (en)

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