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发明名称
Process of producing grinding bodies
摘要
申请公布号
US1986850(A)
申请公布日期
1935.01.08
申请号
US19330658568
申请日期
1933.02.21
申请人
DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER
发明人
POHL THEODOR;SCHNEIDER JOSEF
分类号
B24D3/00;B24D18/00
主分类号
B24D3/00
代理机构
代理人
主权项
地址
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