CA561012A - Signaux de projecteur - Google Patents

Signaux de projecteur

Info

Publication number
CA561012A
CA561012A CA561012A CA561012DA CA561012A CA 561012 A CA561012 A CA 561012A CA 561012 A CA561012 A CA 561012A CA 561012D A CA561012D A CA 561012DA CA 561012 A CA561012 A CA 561012A
Authority
CA
Canada
Prior art keywords
search
light signals
signals
light
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
CA561012A
Other languages
English (en)
Inventor
W. Moore Edmund
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.)
SPX Technologies Inc
Original Assignee
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA561012A publication Critical patent/CA561012A/fr
Expired legal-status Critical Current

Links

CA561012A Signaux de projecteur Expired CA561012A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA561012T

Publications (1)

Publication Number Publication Date
CA561012A true CA561012A (fr) 1958-07-29

Family

ID=35727436

Family Applications (1)

Application Number Title Priority Date Filing Date
CA561012A Expired CA561012A (fr) Signaux de projecteur

Country Status (1)

Country Link
CA (1) CA561012A (fr)

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