CA20480A - Sifflet de brume - Google Patents

Sifflet de brume

Info

Publication number
CA20480A
CA20480A CA000020480A CA20480DA CA20480A CA 20480 A CA20480 A CA 20480A CA 000020480 A CA000020480 A CA 000020480A CA 20480D A CA20480D A CA 20480DA CA 20480 A CA20480 A CA 20480A
Authority
CA
Canada
Prior art keywords
fog alarm
fog
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
CA000020480A
Other languages
English (en)
Inventor
Noah S. Woodward
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.)
NEPTUNE FOG HORN Co
Original Assignee
NEPTUNE FOG HORN Co
Publication date
Application granted granted Critical
Publication of CA20480A publication Critical patent/CA20480A/fr
Expired legal-status Critical Current

Links

CA000020480A Sifflet de brume Expired CA20480A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA20480T

Publications (1)

Publication Number Publication Date
CA20480A true CA20480A (fr) 1884-11-03

Family

ID=45137023

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000020480A Expired CA20480A (fr) Sifflet de brume

Country Status (1)

Country Link
CA (1) CA20480A (fr)

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