CN202688190U - 一种带规律性凹陷槽刃口的玻璃切割刀轮 - Google Patents
一种带规律性凹陷槽刃口的玻璃切割刀轮 Download PDFInfo
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- CN202688190U CN202688190U CN 201220222044 CN201220222044U CN202688190U CN 202688190 U CN202688190 U CN 202688190U CN 201220222044 CN201220222044 CN 201220222044 CN 201220222044 U CN201220222044 U CN 201220222044U CN 202688190 U CN202688190 U CN 202688190U
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CN 201220222044 CN202688190U (zh) | 2012-05-16 | 2012-05-16 | 一种带规律性凹陷槽刃口的玻璃切割刀轮 |
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CN 201220222044 CN202688190U (zh) | 2012-05-16 | 2012-05-16 | 一种带规律性凹陷槽刃口的玻璃切割刀轮 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103214179A (zh) * | 2013-04-26 | 2013-07-24 | 北京沃尔德超硬工具有限公司 | 一种带全刃口的高渗透型玻璃切割刀轮 |
CN108247862A (zh) * | 2016-12-28 | 2018-07-06 | 三星钻石工业股份有限公司 | 刀轮 |
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2012
- 2012-05-16 CN CN 201220222044 patent/CN202688190U/zh not_active Ceased
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103214179A (zh) * | 2013-04-26 | 2013-07-24 | 北京沃尔德超硬工具有限公司 | 一种带全刃口的高渗透型玻璃切割刀轮 |
CN108247862A (zh) * | 2016-12-28 | 2018-07-06 | 三星钻石工业股份有限公司 | 刀轮 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: BEIJING WORLDIA DIAMOND TOOLS CO., LTD. Free format text: FORMER NAME: BEIJING WORLD SUPER-HARD TOOLS CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 100018, No. 7, building 7-12, No. 1, Jiuxianqiao East Road, Chaoyang District, Beijing, No. five Patentee after: Wald, Beijing diamond tool limited company Address before: 100018, No. 7, building 7-12, No. 1, Jiuxianqiao East Road, Chaoyang District, Beijing, No. five Patentee before: Beijing World Super Hard Tools Co.,Ltd. |
|
IW01 | Full invalidation of patent right | ||
IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20210104 Decision number of declaring invalidation: 47176 Granted publication date: 20130123 |