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Patent Category:
Domestic invention
Open No.:
ZL200710010361.4
Authorized Time:
2009.04.01
Patent Category:
Domestic invention
Open No.:
ZL200710158912.1
Authorized Time:
2010.08.18
Patent Category:
Domestic invention
Open No.:
ZL200810011339.6
Authorized Time:
2010.12.22
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