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发明名称
VOLUMETRIC APPARATUS SUCH AS A VACUUM PUMP OR THE LIKE,HAVING AN EXACT CIRCULAR TRANSLATION CYCLE
摘要
申请公布号
US3473728(A)
申请公布日期
1969.10.21
申请号
USD3473728
申请日期
1967.10.02
申请人
PAUL VULLIEZ
发明人
PAUL VULLIEZ
分类号
F04C18/02;F04C27/00;F04C29/00;(IPC1-7):F04C17/02
主分类号
F04C18/02
代理机构
代理人
主权项
地址
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