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ES89540A1 - Procedure for the manufacture of incandescent cathodes for discharge tubes. - Google Patents

Procedure for the manufacture of incandescent cathodes for discharge tubes.

Info

Publication number
ES89540A1
ES89540A1 ES89540A ES89540A ES89540A1 ES 89540 A1 ES89540 A1 ES 89540A1 ES 89540 A ES89540 A ES 89540A ES 89540 A ES89540 A ES 89540A ES 89540 A1 ES89540 A1 ES 89540A1
Authority
ES
Spain
Prior art keywords
procedure
manufacture
discharge tubes
incandescent cathodes
cathodes
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
ES89540A
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 ES89540A priority Critical patent/ES89540A1/en
Publication of ES89540A1 publication Critical patent/ES89540A1/en
Expired legal-status Critical Current

Links

ES89540A 1924-05-19 1924-05-19 Procedure for the manufacture of incandescent cathodes for discharge tubes. Expired ES89540A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES89540A ES89540A1 (en) 1924-05-19 1924-05-19 Procedure for the manufacture of incandescent cathodes for discharge tubes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES89540A ES89540A1 (en) 1924-05-19 1924-05-19 Procedure for the manufacture of incandescent cathodes for discharge tubes.

Publications (1)

Publication Number Publication Date
ES89540A1 true ES89540A1 (en) 1925-05-01

Family

ID=64258300

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89540A Expired ES89540A1 (en) 1924-05-19 1924-05-19 Procedure for the manufacture of incandescent cathodes for discharge tubes.

Country Status (1)

Country Link
ES (1) ES89540A1 (en)

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