GB354048A - Improvements relating to electron discharge devices - Google Patents

Improvements relating to electron discharge devices

Info

Publication number
GB354048A
GB354048A GB22996/30A GB2299630A GB354048A GB 354048 A GB354048 A GB 354048A GB 22996/30 A GB22996/30 A GB 22996/30A GB 2299630 A GB2299630 A GB 2299630A GB 354048 A GB354048 A GB 354048A
Authority
GB
United Kingdom
Prior art keywords
envelope
valve
closed
valve cap
contact pins
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
GB22996/30A
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
Publication of GB354048A publication Critical patent/GB354048A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02Vessels; Containers; Shields associated therewith; Vacuum locks
    • H01J5/12Double-wall vessels or containers

Landscapes

  • Electron Beam Exposure (AREA)
GB22996/30A 1930-03-01 1930-07-30 Improvements relating to electron discharge devices Expired GB354048A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL354048X 1930-03-01

Publications (1)

Publication Number Publication Date
GB354048A true GB354048A (en) 1931-08-06

Family

ID=19785147

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22996/30A Expired GB354048A (en) 1930-03-01 1930-07-30 Improvements relating to electron discharge devices

Country Status (3)

Country Link
FR (1) FR711592A (enrdf_load_stackoverflow)
GB (1) GB354048A (enrdf_load_stackoverflow)
NL (1) NL32844C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR711592A (fr) 1931-09-12
NL32844C (enrdf_load_stackoverflow)

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