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发明名称
Perfectionnements aux moyens destinés à donner toute porosité voulue aux meules et produits céramiques
摘要
申请公布号
FR935609(A)
申请公布日期
1948.06.24
申请号
FRD935609
申请日期
1946.11.06
申请人
ETABLISSEMENTS P. HENRY
发明人
LAROCHE RENE
分类号
B24B3/18;B24D3/18;C04B38/06
主分类号
B24B3/18
代理机构
代理人
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