CN210779969U - 一种线缆穿墙的防火封堵结构 - Google Patents
一种线缆穿墙的防火封堵结构 Download PDFInfo
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GR01 | Patent grant | ||
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Effective date of registration: 20200812 Address after: Room 401-402, building C, No.10 Huangshan Road, Beigou street, Xinyi City, Xuzhou City, Jiangsu Province Patentee after: JIANGSU ZHUORAN ENGINEERING CONSULTING Co.,Ltd. Address before: 221400 No.1, west side of nanfuqiao South Road, provincial road 323, Caoqiao Town, Xinyi City, Xuzhou City, Jiangsu Province Patentee before: Jiangsu San'an Fire Equipment Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210508 Address after: 221400 No.1, west side of nanfuqiao South Road, 323 provincial road, Caoqiao industrial cluster, Xinyi City, Xuzhou City, Jiangsu Province Patentee after: Jiangsu San'an Fire Equipment Co.,Ltd. Address before: 221400 rooms 401-402, building C, No.10 Huangshan Road, Beigou street, Xinyi City, Xuzhou City, Jiangsu Province Patentee before: JIANGSU ZHUORAN ENGINEERING CONSULTING Co.,Ltd. |
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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: 20200616 Termination date: 20201209 |