CN206221832U - 一种加强型承插式hdpe双壁波纹管 - Google Patents
一种加强型承插式hdpe双壁波纹管 Download PDFInfo
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- CN206221832U CN206221832U CN201621124001.8U CN201621124001U CN206221832U CN 206221832 U CN206221832 U CN 206221832U CN 201621124001 U CN201621124001 U CN 201621124001U CN 206221832 U CN206221832 U CN 206221832U
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- socket connector
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CN201621124001.8U CN206221832U (zh) | 2016-10-14 | 2016-10-14 | 一种加强型承插式hdpe双壁波纹管 |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Strenghthened type socket joint formula HDPE double -walled bellows Effective date of registration: 20180417 Granted publication date: 20170606 Pledgee: Quanjiao enterprise financing Company limited by guarantee Pledgor: Chuzhou Huaxing Plastic Industry Co., Ltd. Registration number: 2018340000112 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190514 Granted publication date: 20170606 Pledgee: Quanjiao enterprise financing Company limited by guarantee Pledgor: Chuzhou Huaxing Plastic Industry Co., Ltd. Registration number: 2018340000112 |