ES45967A1 - Volfran metal fabrication process for volfran filament electric incandescent lamps. - Google Patents

Volfran metal fabrication process for volfran filament electric incandescent lamps.

Info

Publication number
ES45967A1
ES45967A1 ES45967A ES45967A ES45967A1 ES 45967 A1 ES45967 A1 ES 45967A1 ES 45967 A ES45967 A ES 45967A ES 45967 A ES45967 A ES 45967A ES 45967 A1 ES45967 A1 ES 45967A1
Authority
ES
Spain
Prior art keywords
volfran
fabrication process
incandescent lamps
metal fabrication
electric incandescent
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
ES45967A
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.)
Bergmann Elektricitaets Werke AG
Original Assignee
Bergmann Elektricitaets Werke AG
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 Bergmann Elektricitaets Werke AG filed Critical Bergmann Elektricitaets Werke AG
Priority to ES45967A priority Critical patent/ES45967A1/en
Publication of ES45967A1 publication Critical patent/ES45967A1/en
Expired legal-status Critical Current

Links

ES45967A 1909-07-17 1909-07-17 Volfran metal fabrication process for volfran filament electric incandescent lamps. Expired ES45967A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES45967A ES45967A1 (en) 1909-07-17 1909-07-17 Volfran metal fabrication process for volfran filament electric incandescent lamps.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES45967A ES45967A1 (en) 1909-07-17 1909-07-17 Volfran metal fabrication process for volfran filament electric incandescent lamps.

Publications (1)

Publication Number Publication Date
ES45967A1 true ES45967A1 (en) 1909-09-01

Family

ID=64222385

Family Applications (1)

Application Number Title Priority Date Filing Date
ES45967A Expired ES45967A1 (en) 1909-07-17 1909-07-17 Volfran metal fabrication process for volfran filament electric incandescent lamps.

Country Status (1)

Country Link
ES (1) ES45967A1 (en)

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