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经营范围
发明名称
Rotary pump, compressor, motor, and the like
摘要
申请公布号
US1999339(A)
申请公布日期
1935.04.30
申请号
US19330687525
申请日期
1933.08.30
申请人
WILLIAM MORGAN
发明人
MORGAN WILLIAM
分类号
F04C3/02
主分类号
F04C3/02
代理机构
代理人
主权项
地址
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