KR920010358U - Cathode ray tube for projector - Google Patents

Cathode ray tube for projector

Info

Publication number
KR920010358U
KR920010358U KR2019900017064U KR900017064U KR920010358U KR 920010358 U KR920010358 U KR 920010358U KR 2019900017064 U KR2019900017064 U KR 2019900017064U KR 900017064 U KR900017064 U KR 900017064U KR 920010358 U KR920010358 U KR 920010358U
Authority
KR
South Korea
Prior art keywords
projector
ray tube
cathode ray
cathode
tube
Prior art date
Application number
KR2019900017064U
Other languages
Korean (ko)
Other versions
KR920006868Y1 (en
Inventor
박재범
조철식
Original Assignee
삼성전관 주식회사
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 삼성전관 주식회사 filed Critical 삼성전관 주식회사
Priority to KR2019900017064U priority Critical patent/KR920006868Y1/en
Publication of KR920010358U publication Critical patent/KR920010358U/en
Application granted granted Critical
Publication of KR920006868Y1 publication Critical patent/KR920006868Y1/en

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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
    • H01J29/898—Spectral filters
KR2019900017064U 1990-11-08 1990-11-08 Cathode ray tube for projector KR920006868Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019900017064U KR920006868Y1 (en) 1990-11-08 1990-11-08 Cathode ray tube for projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019900017064U KR920006868Y1 (en) 1990-11-08 1990-11-08 Cathode ray tube for projector

Publications (2)

Publication Number Publication Date
KR920010358U true KR920010358U (en) 1992-06-17
KR920006868Y1 KR920006868Y1 (en) 1992-09-28

Family

ID=19305117

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900017064U KR920006868Y1 (en) 1990-11-08 1990-11-08 Cathode ray tube for projector

Country Status (1)

Country Link
KR (1) KR920006868Y1 (en)

Also Published As

Publication number Publication date
KR920006868Y1 (en) 1992-09-28

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20050830

Year of fee payment: 14

EXPY Expiration of term