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发明名称
Instrument aratoire
摘要
申请公布号
FR707882(A)
申请公布日期
1931.07.16
申请号
FRD707882
申请日期
1930.12.17
申请人
GEBRUDER HOLDER
发明人
分类号
A01B3/58
主分类号
A01B3/58
代理机构
代理人
主权项
地址
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