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发明名称
Составной дефибрерный камень
摘要
申请公布号
SU114555(A1)
申请公布日期
1957.11.30
申请号
SU19570582466
申请日期
1957.08.26
申请人
MATVEEV M.A.;RABUKHIN A.I.
发明人
MATVEEV M.A.;RABUKHIN A.I.
分类号
D21B1/14;B24B45/00
主分类号
D21B1/14
代理机构
代理人
主权项
地址
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