CN202272898U - 一种孔孔互通的19孔格子砖 - Google Patents
一种孔孔互通的19孔格子砖 Download PDFInfo
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- CN202272898U CN202272898U CN2011204049108U CN201120404910U CN202272898U CN 202272898 U CN202272898 U CN 202272898U CN 2011204049108 U CN2011204049108 U CN 2011204049108U CN 201120404910 U CN201120404910 U CN 201120404910U CN 202272898 U CN202272898 U CN 202272898U
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CN2011204049108U CN202272898U (zh) | 2011-10-22 | 2011-10-22 | 一种孔孔互通的19孔格子砖 |
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CN2011204049108U CN202272898U (zh) | 2011-10-22 | 2011-10-22 | 一种孔孔互通的19孔格子砖 |
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CN202272898U true CN202272898U (zh) | 2012-06-13 |
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CN2011204049108U Expired - Fee Related CN202272898U (zh) | 2011-10-22 | 2011-10-22 | 一种孔孔互通的19孔格子砖 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZHENGZHOU YUXING HOT-BLAST STOVE TECHNOLOGY CO., L Free format text: FORMER OWNER: ZHENGZHOU YUXING REFRACTORY MATERIAL CO., LTD. Effective date: 20150514 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 452374 ZHENGZHOU, HENAN PROVINCE TO: 452000 ZHENGZHOU, HENAN PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20150514 Address after: 452000, Henan Province, Zhengzhou City, Xinmi Province Town Village Bridge ditch Patentee after: Zhengzhou Yuxing hot blast stove Technology Co., Ltd. Address before: 452374 Yue Village, Yue town, Xinmi City, Henan, Zhengzhou Patentee before: Zhengzhou Yuxing Refractory Material Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20191022 |