GB553012A - Improvements in or relating to electric current-rectifying tubes - Google Patents

Improvements in or relating to electric current-rectifying tubes

Info

Publication number
GB553012A
GB553012A GB1096/42A GB109642A GB553012A GB 553012 A GB553012 A GB 553012A GB 1096/42 A GB1096/42 A GB 1096/42A GB 109642 A GB109642 A GB 109642A GB 553012 A GB553012 A GB 553012A
Authority
GB
United Kingdom
Prior art keywords
relating
electric current
rectifying tubes
rectifying
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
GB1096/42A
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
Publication of GB553012A publication Critical patent/GB553012A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens

Landscapes

  • Lasers (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

553,012. Thermionic valves. PHILIPS LAMPS, Ltd. (Naamloose Vennootschap Philips' Gloeilampenfabrieken.). Jan. 26, 1942, No. 1096. Drawings to Specification. [Class 39 (i)] The subject-matter is identical with that of Specification 602,435,' [Group XL (a)].
GB1096/42A 1940-12-02 1942-01-26 Improvements in or relating to electric current-rectifying tubes Expired GB553012A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL222379X 1940-12-02

Publications (1)

Publication Number Publication Date
GB553012A true GB553012A (en) 1943-05-04

Family

ID=19779434

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1096/42A Expired GB553012A (en) 1940-12-02 1942-01-26 Improvements in or relating to electric current-rectifying tubes
GB34496/45A Expired GB602435A (en) 1940-12-02 1945-12-20 Improvements in or relating to electric current-converting tubes

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB34496/45A Expired GB602435A (en) 1940-12-02 1945-12-20 Improvements in or relating to electric current-converting tubes

Country Status (6)

Country Link
US (1) US2431136A (en)
BE (1) BE443585A (en)
CH (1) CH222379A (en)
FR (1) FR877387A (en)
GB (2) GB553012A (en)
NL (1) NL60404C (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL36694C (en) * 1930-10-31
NL40381C (en) * 1932-03-03
US2107945A (en) * 1934-11-20 1938-02-08 Gen Electric Cathode structure
US2217185A (en) * 1935-12-21 1940-10-08 Raytheon Mfg Co Gaseous discharge device

Also Published As

Publication number Publication date
FR877387A (en) 1942-12-04
NL60404C (en)
US2431136A (en) 1947-11-18
BE443585A (en)
CH222379A (en) 1942-07-15
GB602435A (en) 1948-05-26

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