FR1132783A - Tube électronique - Google Patents

Tube électronique

Info

Publication number
FR1132783A
FR1132783A FR1132783DA FR1132783A FR 1132783 A FR1132783 A FR 1132783A FR 1132783D A FR1132783D A FR 1132783DA FR 1132783 A FR1132783 A FR 1132783A
Authority
FR
France
Prior art keywords
electron tube
electron
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
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 FR1132783A publication Critical patent/FR1132783A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/186—Getter supports
    • 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
FR1132783D 1954-10-15 1955-10-13 Tube électronique Expired FR1132783A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL332316X 1954-10-15

Publications (1)

Publication Number Publication Date
FR1132783A true FR1132783A (fr) 1957-03-15

Family

ID=19784418

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132783D Expired FR1132783A (fr) 1954-10-15 1955-10-13 Tube électronique

Country Status (3)

Country Link
CH (1) CH332316A (fr)
FR (1) FR1132783A (fr)
NL (2) NL191592A (fr)

Also Published As

Publication number Publication date
NL88296C (fr)
NL191592A (fr)
CH332316A (de) 1958-08-31

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