ES79266A1 - 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
ES79266A1
ES79266A1 ES79266A ES79266A ES79266A1 ES 79266 A1 ES79266 A1 ES 79266A1 ES 79266 A ES79266 A ES 79266A ES 79266 A ES79266 A ES 79266A ES 79266 A1 ES79266 A1 ES 79266A1
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
ES79266A
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 ES79266A priority Critical patent/ES79266A1/en
Publication of ES79266A1 publication Critical patent/ES79266A1/en
Expired legal-status Critical Current

Links

ES79266A 1921-08-31 1921-08-31 Improvements in the manufacture of incandescent lamps with tungsten filaments. Expired ES79266A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES79266A ES79266A1 (en) 1921-08-31 1921-08-31 Improvements in the manufacture of incandescent lamps with tungsten filaments.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES79266A ES79266A1 (en) 1921-08-31 1921-08-31 Improvements in the manufacture of incandescent lamps with tungsten filaments.

Publications (1)

Publication Number Publication Date
ES79266A1 true ES79266A1 (en) 1921-11-16

Family

ID=64249738

Family Applications (1)

Application Number Title Priority Date Filing Date
ES79266A Expired ES79266A1 (en) 1921-08-31 1921-08-31 Improvements in the manufacture of incandescent lamps with tungsten filaments.

Country Status (1)

Country Link
ES (1) ES79266A1 (en)

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