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发明名称
Rotary pump
摘要
申请公布号
US1927418(A)
申请公布日期
1933.09.19
申请号
US19310578238
申请日期
1931.12.01
申请人
HENRY ROWLANDS JOHN;GRIFFITH THOMAS
发明人
ROWLANDS JOHN HENRY;THOMAS GRIFFITH
分类号
F04C2/16
主分类号
F04C2/16
代理机构
代理人
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