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发明名称
摘要
申请公布号
GB306973(A)
申请公布日期
1930.02.27
申请号
GB19290006583
申请日期
1929.02.28
申请人
WOTAN-UND ZIMMERMANN-WERKE AKTIENGESELLSCHAFT
发明人
分类号
B24B49/02
主分类号
B24B49/02
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