CA189547A - Incandescent lamp apparatus - Google Patents

Incandescent lamp apparatus

Info

Publication number
CA189547A
CA189547A CA000189547A CA189547DA CA189547A CA 189547 A CA189547 A CA 189547A CA 000189547 A CA000189547 A CA 000189547A CA 189547D A CA189547D A CA 189547DA CA 189547 A CA189547 A CA 189547A
Authority
CA
Canada
Prior art keywords
incandescent lamp
lamp apparatus
incandescent
lamp
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
CA000189547A
Other languages
French (fr)
Inventor
Clinton O. Harrington
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.)
Hitachi Rail STS USA Inc
Original Assignee
Union Switch and Signal Inc
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 Union Switch and Signal Inc filed Critical Union Switch and Signal Inc
Application granted granted Critical
Publication of CA189547A publication Critical patent/CA189547A/en
Expired legal-status Critical Current

Links

CA000189547A 1918-07-24 1918-07-24 Incandescent lamp apparatus Expired CA189547A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA189547T 1918-07-24

Publications (1)

Publication Number Publication Date
CA189547A true CA189547A (en) 1919-04-08

Family

ID=45309198

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000189547A Expired CA189547A (en) 1918-07-24 1918-07-24 Incandescent lamp apparatus

Country Status (1)

Country Link
CA (1) CA189547A (en)

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