ES79236A3 - Improvements in the manufacture of incandescent lamps with tungsten filaments. - Google Patents

Improvements in the manufacture of incandescent lamps with tungsten filaments.

Info

Publication number
ES79236A3
ES79236A3 ES79236A ES79236A ES79236A3 ES 79236 A3 ES79236 A3 ES 79236A3 ES 79236 A ES79236 A ES 79236A ES 79236 A ES79236 A ES 79236A ES 79236 A3 ES79236 A3 ES 79236A3
Authority
ES
Spain
Prior art keywords
manufacture
incandescent lamps
tungsten filaments
filaments
tungsten
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
ES79236A
Other languages
Spanish (es)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Priority to ES79236A priority Critical patent/ES79236A3/en
Publication of ES79236A3 publication Critical patent/ES79236A3/en
Expired legal-status Critical Current

Links

ES79236A 1921-08-30 1921-08-30 Improvements in the manufacture of incandescent lamps with tungsten filaments. Expired ES79236A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES79236A ES79236A3 (en) 1921-08-30 1921-08-30 Improvements in the manufacture of incandescent lamps with tungsten filaments.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES79236A ES79236A3 (en) 1921-08-30 1921-08-30 Improvements in the manufacture of incandescent lamps with tungsten filaments.

Publications (1)

Publication Number Publication Date
ES79236A3 true ES79236A3 (en) 1921-11-16

Family

ID=69497561

Family Applications (1)

Application Number Title Priority Date Filing Date
ES79236A Expired ES79236A3 (en) 1921-08-30 1921-08-30 Improvements in the manufacture of incandescent lamps with tungsten filaments.

Country Status (1)

Country Link
ES (1) ES79236A3 (en)

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