CN204828977U - 一种双塑复合管 - Google Patents
一种双塑复合管 Download PDFInfo
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- CN204828977U CN204828977U CN201520335695.9U CN201520335695U CN204828977U CN 204828977 U CN204828977 U CN 204828977U CN 201520335695 U CN201520335695 U CN 201520335695U CN 204828977 U CN204828977 U CN 204828977U
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CN201520335695.9U CN204828977U (zh) | 2015-05-22 | 2015-05-22 | 一种双塑复合管 |
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CN104847972A (zh) * | 2015-05-22 | 2015-08-19 | 上海美通管业科技有限公司 | 一种双塑复合管及其制造设备 |
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CN104847972A (zh) * | 2015-05-22 | 2015-08-19 | 上海美通管业科技有限公司 | 一种双塑复合管及其制造设备 |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190521 Address after: Room 101, Building 6, 68 Lane 1445 Kangshen Road, Zhoupu Town, Pudong New Area, Shanghai, 201318 Patentee after: Shanghai Rui Tube Industry Technology Co., Ltd. Address before: 201414 No. 3596 Nanfeng Highway, Qingcun Town, Qingpu District, Shanghai Patentee before: Shanghai Meitong Pipe Industry Technology Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: Room 101, Building 6, 68 Lane 1445 Kangshen Road, Zhoupu Town, Pudong New Area, Shanghai, 201318 Patentee after: Shanghai Ruihuang Pipe Technology Co.,Ltd. Address before: Room 101, Building 6, 68 Lane 1445 Kangshen Road, Zhoupu Town, Pudong New Area, Shanghai, 201318 Patentee before: SHANGHAI RUIHUANG PIPE INDUSTRY TECHNOLOGY Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder |