CN209348446U - A kind of mixed gas system and device of metal welding/cutting gas synergist - Google Patents
A kind of mixed gas system and device of metal welding/cutting gas synergist Download PDFInfo
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- CN209348446U CN209348446U CN201821714905.5U CN201821714905U CN209348446U CN 209348446 U CN209348446 U CN 209348446U CN 201821714905 U CN201821714905 U CN 201821714905U CN 209348446 U CN209348446 U CN 209348446U
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CN201821714905.5U CN209348446U (en) | 2018-10-23 | 2018-10-23 | A kind of mixed gas system and device of metal welding/cutting gas synergist |
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CN201821714905.5U CN209348446U (en) | 2018-10-23 | 2018-10-23 | A kind of mixed gas system and device of metal welding/cutting gas synergist |
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CN209348446U true CN209348446U (en) | 2019-09-06 |
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CN201821714905.5U Active CN209348446U (en) | 2018-10-23 | 2018-10-23 | A kind of mixed gas system and device of metal welding/cutting gas synergist |
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2018
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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 |
Denomination of utility model: A gas mixing system device of synergist for metal welding and cutting Effective date of registration: 20210111 Granted publication date: 20190906 Pledgee: Xuzhou Huaichang Investment Co.,Ltd. Pledgor: XUZHOU HUABAO ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021980000222 |
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PE01 | Entry into force 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: 20211103 Granted publication date: 20190906 Pledgee: Xuzhou Huaichang Investment Co.,Ltd. Pledgor: XUZHOU HUABAO ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021980000222 |
|
PC01 | Cancellation 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: A gas mixing system device for metal welding and cutting gas synergist Effective date of registration: 20211105 Granted publication date: 20190906 Pledgee: Xuzhou Huaichang Investment Co.,Ltd. Pledgor: XUZHOU HUABAO ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021320000310 |
|
PE01 | Entry into force 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: 20230106 Granted publication date: 20190906 Pledgee: Xuzhou Huaichang Investment Co.,Ltd. Pledgor: XUZHOU HUABAO ENERGY TECHNOLOGY Co.,Ltd. Registration number: Y2021320000310 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |