CA228633A - Fabrication de lampes incandescentes - Google Patents

Fabrication de lampes incandescentes

Info

Publication number: CA228633A
Authority: CA; Canada
Prior art keywords: manufacture; incandescent lamps; incandescent; lamps
Prior art date: 1923-02-06
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

CA228633A

Other languages

English (en)

Inventor

Dirk Lely, Jr.

De Graaff Antonius

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

Publication date

1923-02-06

1923-02-06 Application granted granted Critical

1923-02-06 Publication of CA228633A publication Critical patent/CA228633A/fr

Status Expired legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1

CA228633A Fabrication de lampes incandescentes Expired CA228633A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA228633T

Publications (1)

Publication Number	Publication Date
CA228633A true CA228633A (fr)	1923-02-06

Family

ID=35124236

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA228633A Expired CA228633A (fr)			Fabrication de lampes incandescentes

Country Status (1)

Country	Link
CA (1)	CA228633A (fr)

0
- CA CA228633A patent/CA228633A/fr not_active Expired

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