CA56010A - Treating or flashing filaments for electric incandescent lamps - Google Patents

Treating or flashing filaments for electric incandescent lamps

Info

Publication number: CA56010A
Authority: CA; Canada
Prior art keywords: flashing; filaments; treating; incandescent lamps; electric incandescent
Prior art date: 1897-01-04
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

CA000056010A

Other languages

French (fr)

Inventor

John Hadden Douglas Willen

Frank Eustace Welkins Bowden

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.)

1897-01-04

Filing date

1897-01-04

Publication date

1897-05-21

1897-01-04 Application filed by Individual filed Critical Individual

1897-05-21 Application granted granted Critical

1897-05-21 Publication of CA56010A publication Critical patent/CA56010A/en

Status Expired legal-status Critical Current

Links

CA000056010A 1897-01-04 1897-01-04 Treating or flashing filaments for electric incandescent lamps Expired CA56010A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA56010T		1897-01-04

Publications (1)

Publication Number	Publication Date
CA56010A true CA56010A (en)	1897-05-21

Family

ID=45172549

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000056010A Expired CA56010A (en)	1897-01-04	1897-01-04	Treating or flashing filaments for electric incandescent lamps

Country Status (1)

Country	Link
CA (1)	CA56010A (en)

1897
- 1897-01-04 CA CA000056010A patent/CA56010A/en not_active Expired

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