CN211840225U - 一种便于携带的建筑工程用打孔装置 - Google Patents
一种便于携带的建筑工程用打孔装置 Download PDFInfo
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- CN211840225U CN211840225U CN202020038747.7U CN202020038747U CN211840225U CN 211840225 U CN211840225 U CN 211840225U CN 202020038747 U CN202020038747 U CN 202020038747U CN 211840225 U CN211840225 U CN 211840225U
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GR01 | Patent grant | ||
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Effective date of registration: 20210804 Address after: 230000 west of Laoshan Road, Yicheng Town, Baohe District, Hefei City, Anhui Province Patentee after: Anhui Huizhou Construction Engineering Co.,Ltd. Address before: 230000 No. 31, No. 36, Hechao Road, Baohe District, Hefei City, Anhui Province Patentee before: Kong Yun Effective date of registration: 20210804 Address after: 230000 No. 31, No. 36, Hechao Road, Baohe District, Hefei City, Anhui Province Patentee after: Kong Yun Address before: 276000 No. 400, Heituhu village, Tanyi Town, Fei County, Linyi City, Shandong Province Patentee before: Dai Rongliang |
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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: 20201103 Termination date: 20220109 |