CA229143A - Space signalling system - Google Patents

Space signalling system

Info

Publication number
CA229143A
CA229143A CA229143A CA229143DA CA229143A CA 229143 A CA229143 A CA 229143A CA 229143 A CA229143 A CA 229143A CA 229143D A CA229143D A CA 229143DA CA 229143 A CA229143 A CA 229143A
Authority
CA
Canada
Prior art keywords
signalling system
space
space signalling
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
CA229143A
Other languages
French (fr)
Inventor
F. Perkins Harry
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 CA229143A publication Critical patent/CA229143A/en
Expired legal-status Critical Current

Links

CA229143A Space signalling system Expired CA229143A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA229143T

Publications (1)

Publication Number Publication Date
CA229143A true CA229143A (en) 1923-02-27

Family

ID=35126516

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229143A Expired CA229143A (en) Space signalling system

Country Status (1)

Country Link
CA (1) CA229143A (en)

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