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经营范围
发明名称
Improvements in rotary pumps, compressors or engines
摘要
申请公布号
GB780026(A)
申请公布日期
1957.07.31
申请号
GB19550033322
申请日期
1955.11.21
申请人
FRANZ PHILIPP NEBEL
发明人
分类号
A21C11/16
主分类号
A21C11/16
代理机构
代理人
主权项
地址
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