CN101920617B - 无尘粉笔套 - Google Patents
无尘粉笔套 Download PDFInfo
- Publication number
- CN101920617B CN101920617B CN 201010282469 CN201010282469A CN101920617B CN 101920617 B CN101920617 B CN 101920617B CN 201010282469 CN201010282469 CN 201010282469 CN 201010282469 A CN201010282469 A CN 201010282469A CN 101920617 B CN101920617 B CN 101920617B
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- chalk
- cover body
- dustless
- elasticity
- sleeve body
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Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010282469 CN101920617B (zh) | 2010-09-15 | 2010-09-15 | 无尘粉笔套 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010282469 CN101920617B (zh) | 2010-09-15 | 2010-09-15 | 无尘粉笔套 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101920617A CN101920617A (zh) | 2010-12-22 |
CN101920617B true CN101920617B (zh) | 2013-03-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201010282469 Expired - Fee Related CN101920617B (zh) | 2010-09-15 | 2010-09-15 | 无尘粉笔套 |
Country Status (1)
Country | Link |
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CN (1) | CN101920617B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109017057A (zh) * | 2018-07-18 | 2018-12-18 | 枣庄度秘信息科技有限公司 | 一种数学教学用圆规 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4863301A (en) * | 1982-08-23 | 1989-09-05 | Kolmar Cosmetics (Europa) Ag | Rod-shaped dispensing device for rubbable or scrapable masses |
CN2449927Y (zh) * | 2000-10-17 | 2001-09-26 | 丁鹤峰 | 一种活动粉笔 |
US6322267B1 (en) * | 2001-02-21 | 2001-11-27 | James C. Shaffer-Bauck | Adjustable crayon holder |
CN2477389Y (zh) * | 2001-05-14 | 2002-02-20 | 孟馥芬 | 改进的板书笔 |
CN2895083Y (zh) * | 2006-05-30 | 2007-05-02 | 杨丽 | 粉笔套 |
CN200995563Y (zh) * | 2007-02-02 | 2007-12-26 | 赵怀杰 | 一种橡皮笔 |
WO2009074119A1 (de) * | 2007-12-10 | 2009-06-18 | De Novo S.R.O. | Kreidehalter mit federndem rastelement |
CN201268165Y (zh) * | 2008-09-02 | 2009-07-08 | 张源清 | 粉笔书写装置 |
CN201824686U (zh) * | 2010-09-15 | 2011-05-11 | 珠海市俊凯机械科技有限公司 | 一种无尘粉笔套 |
-
2010
- 2010-09-15 CN CN 201010282469 patent/CN101920617B/zh not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4863301A (en) * | 1982-08-23 | 1989-09-05 | Kolmar Cosmetics (Europa) Ag | Rod-shaped dispensing device for rubbable or scrapable masses |
CN2449927Y (zh) * | 2000-10-17 | 2001-09-26 | 丁鹤峰 | 一种活动粉笔 |
US6322267B1 (en) * | 2001-02-21 | 2001-11-27 | James C. Shaffer-Bauck | Adjustable crayon holder |
CN2477389Y (zh) * | 2001-05-14 | 2002-02-20 | 孟馥芬 | 改进的板书笔 |
CN2895083Y (zh) * | 2006-05-30 | 2007-05-02 | 杨丽 | 粉笔套 |
CN200995563Y (zh) * | 2007-02-02 | 2007-12-26 | 赵怀杰 | 一种橡皮笔 |
WO2009074119A1 (de) * | 2007-12-10 | 2009-06-18 | De Novo S.R.O. | Kreidehalter mit federndem rastelement |
CN201268165Y (zh) * | 2008-09-02 | 2009-07-08 | 张源清 | 粉笔书写装置 |
CN201824686U (zh) * | 2010-09-15 | 2011-05-11 | 珠海市俊凯机械科技有限公司 | 一种无尘粉笔套 |
Also Published As
Publication number | Publication date |
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CN101920617A (zh) | 2010-12-22 |
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Owner name: CHENGDU SONGQIMING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHUHAI JUNKAI TECHNOLOGY MACHINERY CO., LTD. Effective date: 20121016 |
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Free format text: CORRECT: ADDRESS; FROM: 519060 ZHUHAI, GUANGDONG PROVINCE TO: 610000 CHENGDU, SICHUAN PROVINCE |
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TA01 | Transfer of patent application right |
Effective date of registration: 20121016 Address after: 610000, No. 10, building 28, building A, golden Hawaii complex, West Street, Qingyang District, Sichuan, Chengdu Applicant after: CHENGDU SONGQIMING TECHNOLOGY Co.,Ltd. Address before: Nanping Town Xiangzhou District Hong Wan Village horse leg street 519060 Guangdong province Zhuhai City 30-1 plant Applicant before: ZHUHAI JUNKAI MACHINERY TECHNOLOGY Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20210915 |
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CF01 | Termination of patent right due to non-payment of annual fee |