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发明名称
Способ получения абразивного материала
摘要
申请公布号
SU74337(A1)
申请公布日期
1948.11.30
申请号
SU19480374972
申请日期
1948.03.22
申请人
KITAJGORODSKIJ I.I.;MEERSON G.A.
发明人
KITAJGORODSKIJ I.I.;MEERSON G.A.
分类号
B24D3/04
主分类号
B24D3/04
代理机构
代理人
主权项
地址
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