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经营范围
发明名称
Improvements in or relating to rotary blowers
摘要
申请公布号
GB438730(A)
申请公布日期
1935.11.22
申请号
GB19340015328
申请日期
1934.05.22
申请人
EDMUND VOSS
发明人
分类号
F04C18/44
主分类号
F04C18/44
代理机构
代理人
主权项
地址
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