USB393970I5 - - Google Patents

Info

Publication number
USB393970I5
USB393970I5 US39397073A USB393970I5 US B393970 I5 USB393970 I5 US B393970I5 US 39397073 A US39397073 A US 39397073A US B393970 I5 USB393970 I5 US B393970I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Priority to US393970A priority Critical patent/US3914638A/en
Publication of USB393970I5 publication Critical patent/USB393970I5/en
Application granted granted Critical
Publication of US3914638A publication Critical patent/US3914638A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/04—Cathodes
US393970A 1972-05-24 1973-09-04 Cathode structure for cathode ray tube Expired - Lifetime US3914638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US393970A US3914638A (en) 1972-05-24 1973-09-04 Cathode structure for cathode ray tube

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25643172A 1972-05-24 1972-05-24
US393970A US3914638A (en) 1972-05-24 1973-09-04 Cathode structure for cathode ray tube

Publications (2)

Publication Number Publication Date
USB393970I5 true USB393970I5 (en, 2012) 1975-01-28
US3914638A US3914638A (en) 1975-10-21

Family

ID=26945363

Family Applications (1)

Application Number Title Priority Date Filing Date
US393970A Expired - Lifetime US3914638A (en) 1972-05-24 1973-09-04 Cathode structure for cathode ray tube

Country Status (1)

Country Link
US (1) US3914638A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564638A1 (fr) * 1984-05-21 1985-11-22 Rca Corp Tube a rayons cathodiques a canon en ligne

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3029853C2 (de) * 1980-08-07 1982-08-26 Standard Elektrik Lorenz Ag, 7000 Stuttgart Indirekt durch Elektronenstoß geheizte Wehneltkathode
US4554479A (en) * 1983-12-08 1985-11-19 Rca Corporation Cathode-ray tube having a low power cathode assembly
KR920008300B1 (ko) * 1990-09-22 1992-09-26 삼성전관 주식회사 디스펜서 음극의 제조방법
FR2895144A1 (fr) * 2005-12-16 2007-06-22 Thomson Licensing Sas Oeillet de cathode pour canon a electrons

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2413689A (en) * 1942-02-12 1947-01-07 Bell Telephone Labor Inc Electron discharge device
US2445993A (en) * 1944-02-12 1948-07-27 Gen Electric Cathode structure
US3293476A (en) * 1963-01-04 1966-12-20 Varian Associates Electrode assembly for an electron discharge device made from a material having a low carbon content

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2413689A (en) * 1942-02-12 1947-01-07 Bell Telephone Labor Inc Electron discharge device
US2445993A (en) * 1944-02-12 1948-07-27 Gen Electric Cathode structure
US3293476A (en) * 1963-01-04 1966-12-20 Varian Associates Electrode assembly for an electron discharge device made from a material having a low carbon content

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564638A1 (fr) * 1984-05-21 1985-11-22 Rca Corp Tube a rayons cathodiques a canon en ligne

Also Published As

Publication number Publication date
US3914638A (en) 1975-10-21

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Legal Events

Date Code Title Description
AS Assignment

Owner name: NORTH AMERICAN PHILIPS CONSUMER ELECTRONICS CORP.

Free format text: ASSIGNS ITS ENTIRE RIGHT TITLE AND INTEREST, UNDER SAID PATENTS AND APPLICATIONS, SUBJECT TO CONDITIONS AND LICENSES EXISTING AS OF JANUARY 21, 1981.;ASSIGNOR:GTE PRODUCTS CORPORATION A DE CORP.;REEL/FRAME:003992/0284

Effective date: 19810708

Owner name: NORTH AMERICAN PHILIPS CONSUMER ELECTRONICS CORP.,

Free format text: ASSIGNS ITS ENTIRE RIGHT TITLE AND INTEREST, UNDER SAID PATENTS AND APPLICATIONS, SUBJECT TO CONDITIONS AND LICENSES EXISTING AS OF JANUARY 21, 1981.;ASSIGNOR:GTE PRODUCTS CORPORATION A DE CORP.;REEL/FRAME:003992/0284

Effective date: 19810708