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经营范围
发明名称
Rotary pump or compressor
摘要
申请公布号
US2030952(A)
申请公布日期
1936.02.18
申请号
US19340711096
申请日期
1934.02.14
申请人
AUTOMOTIVE MAINTENANCE MACHINERY CO.
发明人
WISHART WILLIAM W.
分类号
F04C2/32
主分类号
F04C2/32
代理机构
代理人
主权项
地址
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