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经营范围
发明名称
Schraemwerkzeug fuer Kettenschraemmaschinen
摘要
申请公布号
DE567628(C)
申请公布日期
1933.01.06
申请号
DE1931K122495D
申请日期
1931.10.16
申请人
HEINR. KORFMANN JR.;MASCHINENFABRIK;HENRY NEUENBURG
发明人
分类号
E21C35/193
主分类号
E21C35/193
代理机构
代理人
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