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发明名称
MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL
摘要
申请公布号
ES162995(A2)
申请公布日期
1944.03.01
申请号
ES19950001629
申请日期
1943.09.06
申请人
BERLIN-LUEBECKER MASCHINENFABRIKEN BERNHARD BERGHAUS
发明人
分类号
(IPC1-7):C21
主分类号
(IPC1-7):C21
代理机构
代理人
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