CA242648A - Signal mechanism - Google Patents

Signal mechanism

Info

Publication number
CA242648A
CA242648A CA242648A CA242648DA CA242648A CA 242648 A CA242648 A CA 242648A CA 242648 A CA242648 A CA 242648A CA 242648D A CA242648D A CA 242648DA CA 242648 A CA242648 A CA 242648A
Authority
CA
Canada
Prior art keywords
signal mechanism
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
CA242648A
Other languages
French (fr)
Inventor
Alfred Jackson George
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.)
GAMWELL FIRE ALARM TELEGRAPH Co OF NEW YORK CITY
Original Assignee
GAMWELL FIRE ALARM TELEGRAPH Co OF NEW YORK CITY
Publication date
Application granted granted Critical
Publication of CA242648A publication Critical patent/CA242648A/en
Expired legal-status Critical Current

Links

CA242648A Signal mechanism Expired CA242648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA242648T

Publications (1)

Publication Number Publication Date
CA242648A true CA242648A (en) 1924-09-02

Family

ID=35146678

Family Applications (1)

Application Number Title Priority Date Filing Date
CA242648A Expired CA242648A (en) Signal mechanism

Country Status (1)

Country Link
CA (1) CA242648A (en)

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