CA209173A - Projecteur a signaux - Google Patents

Projecteur a signaux

Info

Publication number
CA209173A
CA209173A CA209173A CA209173DA CA209173A CA 209173 A CA209173 A CA 209173A CA 209173 A CA209173 A CA 209173A CA 209173D A CA209173D A CA 209173DA CA 209173 A CA209173 A CA 209173A
Authority
CA
Canada
Prior art keywords
beacon
projector
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
CA209173A
Other languages
English (en)
Inventor
Luglien Marie Joseph Benard Henri
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA209173A publication Critical patent/CA209173A/fr
Expired legal-status Critical Current

Links

CA209173A Projecteur a signaux Expired CA209173A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA209173T

Publications (1)

Publication Number Publication Date
CA209173A true CA209173A (fr) 1921-03-08

Family

ID=35102952

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209173A Expired CA209173A (fr) Projecteur a signaux

Country Status (1)

Country Link
CA (1) CA209173A (fr)

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