CA274802A - Lanterne a signaux - Google Patents

Lanterne a signaux

Info

Publication number
CA274802A
CA274802A CA274802A CA274802DA CA274802A CA 274802 A CA274802 A CA 274802A CA 274802 A CA274802 A CA 274802A CA 274802D A CA274802D A CA 274802DA CA 274802 A CA274802 A CA 274802A
Authority
CA
Canada
Prior art keywords
signal light
light
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
CA274802A
Other languages
English (en)
Inventor
Olsson Zacharias
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.)
JAMES K WHETEN
Original Assignee
JAMES K WHETEN
Publication date
Application granted granted Critical
Publication of CA274802A publication Critical patent/CA274802A/fr
Expired legal-status Critical Current

Links

CA274802A Lanterne a signaux Expired CA274802A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA274802T

Publications (1)

Publication Number Publication Date
CA274802A true CA274802A (fr) 1927-10-18

Family

ID=35204834

Family Applications (1)

Application Number Title Priority Date Filing Date
CA274802A Expired CA274802A (fr) Lanterne a signaux

Country Status (1)

Country Link
CA (1) CA274802A (fr)

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