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发明名称
STRUCTURE OF VANE TYPE VACUUM PUMPS
摘要
申请公布号
KR100559871(B1)
申请公布日期
2006.03.13
申请号
KR20030078264
申请日期
2003.11.06
申请人
发明人
分类号
F04C2/344
主分类号
F04C2/344
代理机构
代理人
主权项
地址
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