ES107670A1 - Un tubo de vacío. - Google Patents

Un tubo de vacío.

Info

Publication number
ES107670A1
ES107670A1 ES107670A ES107670A ES107670A1 ES 107670 A1 ES107670 A1 ES 107670A1 ES 107670 A ES107670 A ES 107670A ES 107670 A ES107670 A ES 107670A ES 107670 A1 ES107670 A1 ES 107670A1
Authority
ES
Spain
Prior art keywords
vacuum tube
vacuum
tube
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
ES107670A
Other languages
English (en)
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 ES107670A priority Critical patent/ES107670A1/es
Publication of ES107670A1 publication Critical patent/ES107670A1/es
Expired legal-status Critical Current

Links

ES107670A 1928-05-18 1928-05-18 Un tubo de vacío. Expired ES107670A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES107670A ES107670A1 (es) 1928-05-18 1928-05-18 Un tubo de vacío.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES107670A ES107670A1 (es) 1928-05-18 1928-05-18 Un tubo de vacío.

Publications (1)

Publication Number Publication Date
ES107670A1 true ES107670A1 (es) 1928-07-01

Family

ID=65570131

Family Applications (1)

Application Number Title Priority Date Filing Date
ES107670A Expired ES107670A1 (es) 1928-05-18 1928-05-18 Un tubo de vacío.

Country Status (1)

Country Link
ES (1) ES107670A1 (es)

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