CN206464654U - A kind of coarse-fine public electric discharge device of multiposition of copper public affairs optimization - Google Patents
A kind of coarse-fine public electric discharge device of multiposition of copper public affairs optimization Download PDFInfo
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- CN206464654U CN206464654U CN201720123625.6U CN201720123625U CN206464654U CN 206464654 U CN206464654 U CN 206464654U CN 201720123625 U CN201720123625 U CN 201720123625U CN 206464654 U CN206464654 U CN 206464654U
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- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
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CN201720123625.6U CN206464654U (en) | 2017-02-10 | 2017-02-10 | A kind of coarse-fine public electric discharge device of multiposition of copper public affairs optimization |
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CN201720123625.6U CN206464654U (en) | 2017-02-10 | 2017-02-10 | A kind of coarse-fine public electric discharge device of multiposition of copper public affairs optimization |
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CN206464654U true CN206464654U (en) | 2017-09-05 |
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CN201720123625.6U Active CN206464654U (en) | 2017-02-10 | 2017-02-10 | A kind of coarse-fine public electric discharge device of multiposition of copper public affairs optimization |
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CN (1) | CN206464654U (en) |
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2017
- 2017-02-10 CN CN201720123625.6U patent/CN206464654U/en active Active
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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 multi position coarse and Fine EDM device with copper electrode optimization Effective date of registration: 20220627 Granted publication date: 20170905 Pledgee: Industrial Bank Limited by Share Ltd. Wuhan branch Pledgor: HUBEI RUIBANG PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2022420000187 |
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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: 20230804 Granted publication date: 20170905 Pledgee: Industrial Bank Limited by Share Ltd. Wuhan branch Pledgor: HUBEI RUIBANG PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2022420000187 |
|
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 copper optimized multi position coarse and fine discharge machining device Effective date of registration: 20230807 Granted publication date: 20170905 Pledgee: Industrial Bank Limited by Share Ltd. Wuhan branch Pledgor: HUBEI RUIBANG PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Registration number: Y2023420000326 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |