CA372951A - Avertisseur - Google Patents

Avertisseur

Info

Publication number
CA372951A
CA372951A CA372951A CA372951DA CA372951A CA 372951 A CA372951 A CA 372951A CA 372951 A CA372951 A CA 372951A CA 372951D A CA372951D A CA 372951DA CA 372951 A CA372951 A CA 372951A
Authority
CA
Canada
Prior art keywords
warning signal
warning
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
CA372951A
Other languages
English (en)
Inventor
E. Johnson Lloyd
W. Billig Fred
F. Naumann Oscar
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.)
Sparks Withington Co
Original Assignee
Sparks Withington Co
Publication date
Application granted granted Critical
Publication of CA372951A publication Critical patent/CA372951A/fr
Expired legal-status Critical Current

Links

CA372951A Avertisseur Expired CA372951A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA372951T

Publications (1)

Publication Number Publication Date
CA372951A true CA372951A (fr) 1938-04-05

Family

ID=35377274

Family Applications (1)

Application Number Title Priority Date Filing Date
CA372951A Expired CA372951A (fr) Avertisseur

Country Status (1)

Country Link
CA (1) CA372951A (fr)

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