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发明名称
Method of and means for abrading gears
摘要
申请公布号
US1956407(A)
申请公布日期
1934.04.24
申请号
US19300479481
申请日期
1930.09.03
申请人
ERNEST WILDHABER
发明人
WILDHABER ERNEST
分类号
B23F1/02;B23F23/12
主分类号
B23F1/02
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