CA142800A - Lumiere signal - Google Patents

Lumiere signal

Info

Publication number
CA142800A
CA142800A CA000142800A CA142800DA CA142800A CA 142800 A CA142800 A CA 142800A CA 000142800 A CA000142800 A CA 000142800A CA 142800D A CA142800D A CA 142800DA CA 142800 A CA142800 A CA 142800A
Authority
CA
Canada
Prior art keywords
light signal
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
CA000142800A
Other languages
English (en)
Inventor
Gustaf Dalen
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.)
AMERICAN GAS ACCUMULATOR Co
Original Assignee
AMERICAN GAS ACCUMULATOR Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AMERICAN GAS ACCUMULATOR Co filed Critical AMERICAN GAS ACCUMULATOR Co
Application granted granted Critical
Publication of CA142800A publication Critical patent/CA142800A/fr
Expired legal-status Critical Current

Links

CA000142800A 1912-05-02 1912-05-02 Lumiere signal Expired CA142800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA142800T 1912-05-02

Publications (1)

Publication Number Publication Date
CA142800A true CA142800A (fr) 1912-09-17

Family

ID=45262515

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000142800A Expired CA142800A (fr) 1912-05-02 1912-05-02 Lumiere signal

Country Status (1)

Country Link
CA (1) CA142800A (fr)

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