FR855802A - Electric discharge tube - Google Patents

Electric discharge tube

Info

Publication number: FR855802A
Authority: FR; France
Prior art keywords: electric discharge; discharge tube; tube; electric; discharge
Prior art date: 1938-06-08
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

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.)

1938-06-08

Filing date

1939-06-06

Publication date

1940-05-21

1939-06-06 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1940-05-21 Application granted granted Critical

1940-05-21 Publication of FR855802A publication Critical patent/FR855802A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/001—Non-constructive schematic arrangements

FR855802D 1938-06-08 1939-06-06 Electric discharge tube Expired FR855802A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE855802X		1938-06-08

Publications (1)

Publication Number	Publication Date
FR855802A true FR855802A (en)	1940-05-21

Family

ID=6789188

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR855802D Expired FR855802A (en)	1938-06-08	1939-06-06	Electric discharge tube

Country Status (1)

Country	Link
FR (1)	FR855802A (en)

1939
- 1939-06-06 FR FR855802D patent/FR855802A/en not_active Expired

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