CA189472A - Lampe a signaux - Google Patents

Lampe a signaux

Info

Publication number
CA189472A
CA189472A CA000189472A CA189472DA CA189472A CA 189472 A CA189472 A CA 189472A CA 000189472 A CA000189472 A CA 000189472A CA 189472D A CA189472D A CA 189472DA CA 189472 A CA189472 A CA 189472A
Authority
CA
Canada
Prior art keywords
signal lamp
lamp
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
CA000189472A
Other languages
English (en)
Inventor
Walter F. Wilbur
Lee H. Wilbur
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA189472A publication Critical patent/CA189472A/fr
Expired legal-status Critical Current

Links

CA000189472A 1917-12-26 1917-12-26 Lampe a signaux Expired CA189472A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA189472T 1917-12-26

Publications (1)

Publication Number Publication Date
CA189472A true CA189472A (fr) 1919-04-08

Family

ID=45309123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000189472A Expired CA189472A (fr) 1917-12-26 1917-12-26 Lampe a signaux

Country Status (1)

Country Link
CA (1) CA189472A (fr)

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