FR784197A - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR784197A
FR784197A FR784197DA FR784197A FR 784197 A FR784197 A FR 784197A FR 784197D A FR784197D A FR 784197DA FR 784197 A FR784197 A FR 784197A
Authority
FR
France
Prior art keywords
discharge tubes
tubes
discharge
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
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR784197A publication Critical patent/FR784197A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
FR784197D 1934-01-15 1935-01-15 Improvements to discharge tubes Expired FR784197A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB784197X 1934-01-15

Publications (1)

Publication Number Publication Date
FR784197A true FR784197A (en) 1935-07-22

Family

ID=10500586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR784197D Expired FR784197A (en) 1934-01-15 1935-01-15 Improvements to discharge tubes

Country Status (1)

Country Link
FR (1) FR784197A (en)

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