FR529093A - Tube de décharge - Google Patents

Tube de décharge

Info

Publication number
FR529093A
FR529093A FR529093A FR529093DA FR529093A FR 529093 A FR529093 A FR 529093A FR 529093 A FR529093 A FR 529093A FR 529093D A FR529093D A FR 529093DA FR 529093 A FR529093 A FR 529093A
Authority
FR
France
Prior art keywords
discharge tube
discharge
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
FR529093A
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
Application granted granted Critical
Publication of FR529093A publication Critical patent/FR529093A/fr
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
    • H01J17/22—Means for obtaining or maintaining the desired pressure within the tube
    • H01J17/24—Means for absorbing or adsorbing gas, e.g. by gettering
FR529093A 1920-01-22 1920-12-28 Tube de décharge Expired FR529093A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL158509X 1920-01-22

Publications (1)

Publication Number Publication Date
FR529093A true FR529093A (fr) 1921-11-23

Family

ID=19776522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR529093A Expired FR529093A (fr) 1920-01-22 1920-12-28 Tube de décharge

Country Status (3)

Country Link
DE (1) DE404288C (fr)
FR (1) FR529093A (fr)
GB (1) GB158509A (fr)

Also Published As

Publication number Publication date
GB158509A (en) 1922-04-20
DE404288C (de) 1924-10-14

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