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ES120425A1 - Improvements in electric incandescent lamps or discharge tubes. - Google Patents

Improvements in electric incandescent lamps or discharge tubes.

Info

Publication number
ES120425A1
ES120425A1 ES120425A ES120425A ES120425A1 ES 120425 A1 ES120425 A1 ES 120425A1 ES 120425 A ES120425 A ES 120425A ES 120425 A ES120425 A ES 120425A ES 120425 A1 ES120425 A1 ES 120425A1
Authority
ES
Spain
Prior art keywords
incandescent lamps
discharge tubes
electric incandescent
electric
tubes
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
ES120425A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to ES120425A priority Critical patent/ES120425A1/en
Publication of ES120425A1 publication Critical patent/ES120425A1/en
Expired legal-status Critical Current

Links

ES120425A 1930-11-04 1930-11-04 Improvements in electric incandescent lamps or discharge tubes. Expired ES120425A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES120425A ES120425A1 (en) 1930-11-04 1930-11-04 Improvements in electric incandescent lamps or discharge tubes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES120425A ES120425A1 (en) 1930-11-04 1930-11-04 Improvements in electric incandescent lamps or discharge tubes.

Publications (1)

Publication Number Publication Date
ES120425A1 true ES120425A1 (en) 1930-12-01

Family

ID=65579586

Family Applications (1)

Application Number Title Priority Date Filing Date
ES120425A Expired ES120425A1 (en) 1930-11-04 1930-11-04 Improvements in electric incandescent lamps or discharge tubes.

Country Status (1)

Country Link
ES (1) ES120425A1 (en)

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