FR784901A - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR784901A
FR784901A FR784901DA FR784901A FR 784901 A FR784901 A FR 784901A FR 784901D A FR784901D A FR 784901DA FR 784901 A FR784901 A FR 784901A
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 des Lampes
Original Assignee
Compagnie des Lampes
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 des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR784901A publication Critical patent/FR784901A/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
    • H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
    • H01J61/547—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode outside the vessel
FR784901D 1934-01-30 1935-01-29 Improvements to discharge tubes Expired FR784901A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB784901X 1934-01-30

Publications (1)

Publication Number Publication Date
FR784901A true FR784901A (en) 1935-07-29

Family

ID=10501800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR784901D Expired FR784901A (en) 1934-01-30 1935-01-29 Improvements to discharge tubes

Country Status (1)

Country Link
FR (1) FR784901A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750755C (en) * 1939-03-21 1945-01-25 Ignition and operating device for electric discharge tubes
FR2348569A1 (en) * 1976-04-15 1977-11-10 Philips Nv DISCHARGE LAMP
EP0017295A1 (en) * 1979-04-04 1980-10-15 Koninklijke Philips Electronics N.V. Discharge lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750755C (en) * 1939-03-21 1945-01-25 Ignition and operating device for electric discharge tubes
FR2348569A1 (en) * 1976-04-15 1977-11-10 Philips Nv DISCHARGE LAMP
EP0017295A1 (en) * 1979-04-04 1980-10-15 Koninklijke Philips Electronics N.V. Discharge lamp

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