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发明名称
Vacuum device
摘要
申请公布号
US3396548(A)
申请公布日期
1968.08.13
申请号
US19660574744
申请日期
1966.08.24
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
MAHE ANDRE YVES
分类号
F04B37/08;F04F9/00
主分类号
F04B37/08
代理机构
代理人
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地址
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