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发明名称
ROTARY VANE PUMP
摘要
申请公布号
US3606605(A)
申请公布日期
1971.09.20
申请号
USD3606605
申请日期
1970.01.15
申请人
INTERNATIONAL TELEPHONE AND TELEGRAPH CORP.
发明人
FRITZ OSTWALD
分类号
F01C21/08;(IPC1-7):F01C1/00;F04C1/00;F04C15/00
主分类号
F01C21/08
代理机构
代理人
主权项
地址
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