KR900006500U - 칠판 지우개 겸용 책상 진공 청소기 - Google Patents

칠판 지우개 겸용 책상 진공 청소기

Info

Publication number
KR900006500U
KR900006500U KR2019880015011U KR880015011U KR900006500U KR 900006500 U KR900006500 U KR 900006500U KR 2019880015011 U KR2019880015011 U KR 2019880015011U KR 880015011 U KR880015011 U KR 880015011U KR 900006500 U KR900006500 U KR 900006500U
Authority
KR
South Korea
Prior art keywords
vacuum cleaner
combined use
blackboard eraser
use desk
desk vacuum
Prior art date
Application number
KR2019880015011U
Other languages
English (en)
Other versions
KR930004108Y1 (ko
Inventor
이재우
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 KR2019880015011U priority Critical patent/KR930004108Y1/ko
Publication of KR900006500U publication Critical patent/KR900006500U/ko
Application granted granted Critical
Publication of KR930004108Y1 publication Critical patent/KR930004108Y1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/02—Blackboard or slate cleaning devices with means for absorbing the chalk dust
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/22—Mountings for motor fan assemblies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
    • B43L21/04—Wiper holders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drawing Aids And Blackboards (AREA)
KR2019880015011U 1988-09-10 1988-09-10 칠판 지우개 겸용 책상 진공 청소기 KR930004108Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880015011U KR930004108Y1 (ko) 1988-09-10 1988-09-10 칠판 지우개 겸용 책상 진공 청소기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880015011U KR930004108Y1 (ko) 1988-09-10 1988-09-10 칠판 지우개 겸용 책상 진공 청소기

Publications (2)

Publication Number Publication Date
KR900006500U true KR900006500U (ko) 1990-04-02
KR930004108Y1 KR930004108Y1 (ko) 1993-07-02

Family

ID=19279272

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880015011U KR930004108Y1 (ko) 1988-09-10 1988-09-10 칠판 지우개 겸용 책상 진공 청소기

Country Status (1)

Country Link
KR (1) KR930004108Y1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030030042A (ko) * 2001-10-05 2003-04-18 함대경 흡입식 자동 칠판지우개

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030030042A (ko) * 2001-10-05 2003-04-18 함대경 흡입식 자동 칠판지우개

Also Published As

Publication number Publication date
KR930004108Y1 (ko) 1993-07-02

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Legal Events

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A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
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Payment date: 19951226

Year of fee payment: 4

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