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GB479396A - Improvements in and relating to electric discharge devices - Google Patents

Improvements in and relating to electric discharge devices

Info

Publication number
GB479396A
GB479396A GB8389/37A GB838937A GB479396A GB 479396 A GB479396 A GB 479396A GB 8389/37 A GB8389/37 A GB 8389/37A GB 838937 A GB838937 A GB 838937A GB 479396 A GB479396 A GB 479396A
Authority
GB
United Kingdom
Prior art keywords
envelope
mass
secured
mercury
march
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
GB8389/37A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB479396A publication Critical patent/GB479396A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • 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
    • H01J17/06—Cathodes

Landscapes

  • Lasers (AREA)
GB8389/37A 1936-03-21 1937-03-22 Improvements in and relating to electric discharge devices Expired GB479396A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70141A US2084163A (en) 1936-03-21 1936-03-21 Electric discharge device

Publications (1)

Publication Number Publication Date
GB479396A true GB479396A (en) 1938-02-04

Family

ID=22093397

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8389/37A Expired GB479396A (en) 1936-03-21 1937-03-22 Improvements in and relating to electric discharge devices

Country Status (3)

Country Link
US (1) US2084163A (fr)
FR (1) FR819389A (fr)
GB (1) GB479396A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417764A (en) * 1943-06-25 1947-03-18 Adlake Co Hermetically sealed container

Also Published As

Publication number Publication date
US2084163A (en) 1937-06-15
FR819389A (fr) 1937-10-15

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