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发明名称
Dispositif destiné à améliorer le tamisage de matières diverses, à l'aide de moyens additionnels de désépaississement, indépendants du tamis
摘要
申请公布号
FR881271(A)
申请公布日期
1943.04.20
申请号
FRD881271
申请日期
1942.04.15
申请人
发明人
HEYMANN HANS;KURZ HEINZ
分类号
B07B1/30;B07B1/32;B07B13/16
主分类号
B07B1/30
代理机构
代理人
主权项
地址
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