CA243834A - Signalling device - Google Patents

Signalling device

Info

Publication number
CA243834A
CA243834A CA243834A CA243834DA CA243834A CA 243834 A CA243834 A CA 243834A CA 243834 A CA243834 A CA 243834A CA 243834D A CA243834D A CA 243834DA CA 243834 A CA243834 A CA 243834A
Authority
CA
Canada
Prior art keywords
signalling device
signalling
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
CA243834A
Other languages
French (fr)
Inventor
Cromwell A. B. Halvorson, Jr.
B. Hussey Richard
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA243834A publication Critical patent/CA243834A/en
Expired legal-status Critical Current

Links

CA243834A Signalling device Expired CA243834A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA243834T

Publications (1)

Publication Number Publication Date
CA243834A true CA243834A (en) 1924-10-21

Family

ID=35147861

Family Applications (1)

Application Number Title Priority Date Filing Date
CA243834A Expired CA243834A (en) Signalling device

Country Status (1)

Country Link
CA (1) CA243834A (en)

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