FR573907A - Improvements to electric vacuum tubes - Google Patents

Improvements to electric vacuum tubes

Info

Publication number
FR573907A
FR573907A FR573907DA FR573907A FR 573907 A FR573907 A FR 573907A FR 573907D A FR573907D A FR 573907DA FR 573907 A FR573907 A FR 573907A
Authority
FR
France
Prior art keywords
electric vacuum
vacuum tubes
tubes
electric
vacuum
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.)
Westinghouse Lamp Co
Original Assignee
Westinghouse Lamp Co
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 Westinghouse Lamp Co filed Critical Westinghouse Lamp Co
Application granted granted Critical
Publication of FR573907A publication Critical patent/FR573907A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/16—Vessels; Containers; Shields associated therewith
FR573907D 1922-11-29 1923-11-28 Improvements to electric vacuum tubes Expired FR573907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US603912A US1626693A (en) 1922-11-29 1922-11-29 High-voltage electron device

Publications (1)

Publication Number Publication Date
FR573907A true FR573907A (en) 1924-07-02

Family

ID=24417419

Family Applications (1)

Application Number Title Priority Date Filing Date
FR573907D Expired FR573907A (en) 1922-11-29 1923-11-28 Improvements to electric vacuum tubes

Country Status (5)

Country Link
US (1) US1626693A (en)
AT (1) AT99575B (en)
FR (1) FR573907A (en)
GB (1) GB207808A (en)
NL (1) NL15425C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2573473A (en) * 1951-10-30 Ignition control
DE755966C (en) * 1935-08-18 1953-03-16 Siemens Schuckertwerke A G Metal vapor converters or noble gas converters
US2703373A (en) * 1949-06-21 1955-03-01 Gen Electric X-ray tube
NL157981B (en) * 1950-03-04 Lummus Co AIR COOLED CONDENSER UNIT.
US2663812A (en) * 1950-03-04 1953-12-22 Philips Lab Inc X-ray tube window
US2833953A (en) * 1953-04-13 1958-05-06 Machlett Lab Inc High voltage electron tube
US2933633A (en) * 1955-02-16 1960-04-19 Gen Electric Electric discharge device

Also Published As

Publication number Publication date
US1626693A (en) 1927-05-03
AT99575B (en) 1925-04-10
GB207808A (en) 1924-09-18
NL15425C (en)

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