KR890015427U - Door opener - Google Patents

Door opener

Info

Publication number
KR890015427U
KR890015427U KR2019870021861U KR870021861U KR890015427U KR 890015427 U KR890015427 U KR 890015427U KR 2019870021861 U KR2019870021861 U KR 2019870021861U KR 870021861 U KR870021861 U KR 870021861U KR 890015427 U KR890015427 U KR 890015427U
Authority
KR
South Korea
Prior art keywords
door opener
opener
door
Prior art date
Application number
KR2019870021861U
Other languages
Korean (ko)
Other versions
KR900006428Y1 (en
Inventor
김학진
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019870021861U priority Critical patent/KR900006428Y1/en
Publication of KR890015427U publication Critical patent/KR890015427U/en
Application granted granted Critical
Publication of KR900006428Y1 publication Critical patent/KR900006428Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/03—Covers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Casings For Electric Apparatus (AREA)
KR2019870021861U 1987-12-11 1987-12-11 Opening and closing device of door KR900006428Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870021861U KR900006428Y1 (en) 1987-12-11 1987-12-11 Opening and closing device of door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870021861U KR900006428Y1 (en) 1987-12-11 1987-12-11 Opening and closing device of door

Publications (2)

Publication Number Publication Date
KR890015427U true KR890015427U (en) 1989-08-12
KR900006428Y1 KR900006428Y1 (en) 1990-07-20

Family

ID=19270264

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870021861U KR900006428Y1 (en) 1987-12-11 1987-12-11 Opening and closing device of door

Country Status (1)

Country Link
KR (1) KR900006428Y1 (en)

Also Published As

Publication number Publication date
KR900006428Y1 (en) 1990-07-20

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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: 19951226

Year of fee payment: 7

LAPS Lapse due to unpaid annual fee