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CN107803436A
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A kind of metal material belt and metal material belt positioner
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CN107377729A
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A kind of method for drawing and setup for drawing parts
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CN107293656A
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A kind of battery cover plate structure and battery that can be vented at high temperature
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CN107293655A
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The battery cover plate structure and battery of defective valve are overturn under a kind of high temperature
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CN107262580A
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A kind of method for drawing and setup for drawing parts
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CN107030963A
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A kind of efficient injection moulding apparatus
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CN107093699A
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A kind of battery cover plate structure and battery of can be heated short circuit and destruction rupture pressure disc
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CN107093697A
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A kind of battery cover plate structure and battery for realizing multiple open circuit protection and release pressure
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CN107093698A
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A kind of battery cover plate structure and battery with thermal deformation part
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CN106891070A
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A kind of copper-aluminum composite board, pole connecting board structure and battery
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CN106099422A
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A kind of set of cells dissimilar metal connector
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CN106113382A
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A kind of injection-moulding device of automatic cleaning mould
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CN105855689A
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Friction welding process
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CN105185946A
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Too-high current power-off protection structure of power battery
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CN104752646A
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Sealing structure of power battery top cap and electrode
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CN104409668A
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Power battery top cover with high sealing property and buffering property and processing method for power battery top cover
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CN104409667A
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Power battery top cover with high sealing property and processing method for power battery top cover
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CN104617236A
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Pole rod washer and power battery cover plate
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CN104157823A
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Soft connecting piece used for power battery and processing method thereof
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CN103904257A
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Power battery cover plate capable of resisting electrocorrosion
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