GB2471101B - Eraser for blackboard - Google Patents

Eraser for blackboard

Info

Publication number
GB2471101B
GB2471101B GB0910400A GB0910400A GB2471101B GB 2471101 B GB2471101 B GB 2471101B GB 0910400 A GB0910400 A GB 0910400A GB 0910400 A GB0910400 A GB 0910400A GB 2471101 B GB2471101 B GB 2471101B
Authority
GB
United Kingdom
Prior art keywords
eraser
blackboard
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 - Fee Related
Application number
GB0910400A
Other versions
GB2471101A (en
GB0910400D0 (en
Inventor
Ming-Feng Yu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0910400A priority Critical patent/GB2471101B/en
Publication of GB0910400D0 publication Critical patent/GB0910400D0/en
Publication of GB2471101A publication Critical patent/GB2471101A/en
Application granted granted Critical
Publication of GB2471101B publication Critical patent/GB2471101B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B43L21/04—Wiper holders
    • 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
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • 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
    • B43L19/00—Erasers, rubbers, or erasing devices; Holders therefor
    • B43L19/0056—Holders for erasers
    • B43L19/0062—Magnetic holders
    • 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
GB0910400A 2009-06-17 2009-06-17 Eraser for blackboard Expired - Fee Related GB2471101B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0910400A GB2471101B (en) 2009-06-17 2009-06-17 Eraser for blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0910400A GB2471101B (en) 2009-06-17 2009-06-17 Eraser for blackboard

Publications (3)

Publication Number Publication Date
GB0910400D0 GB0910400D0 (en) 2009-07-29
GB2471101A GB2471101A (en) 2010-12-22
GB2471101B true GB2471101B (en) 2011-12-07

Family

ID=40940927

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0910400A Expired - Fee Related GB2471101B (en) 2009-06-17 2009-06-17 Eraser for blackboard

Country Status (1)

Country Link
GB (1) GB2471101B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2202653Y (en) * 1994-10-19 1995-07-05 林国权 Electric erasing dust suction device
CN2308516Y (en) * 1997-07-06 1999-02-24 陈育坤 Dust-absorbing blackboard eraser
CN2526188Y (en) * 2002-03-04 2002-12-18 宋红兵 Electric blackboard duster
KR200492070Y1 (en) * 2018-07-02 2020-07-30 상하이 볼루펫 프로덕트 주식회사 Pet Bag

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040092070A (en) * 2003-04-24 2004-11-03 에스엠씨코리아 주식회사 Electromotion Board Eraser

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2202653Y (en) * 1994-10-19 1995-07-05 林国权 Electric erasing dust suction device
CN2308516Y (en) * 1997-07-06 1999-02-24 陈育坤 Dust-absorbing blackboard eraser
CN2526188Y (en) * 2002-03-04 2002-12-18 宋红兵 Electric blackboard duster
KR200492070Y1 (en) * 2018-07-02 2020-07-30 상하이 볼루펫 프로덕트 주식회사 Pet Bag

Also Published As

Publication number Publication date
GB2471101A (en) 2010-12-22
GB0910400D0 (en) 2009-07-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130617