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发明名称
Selbsttaetige Aufgabevorrichtung fuer den in Fuellrahmen durch Stampfhaemmer zu verdichtenden Schotter von Eisenbahnschwellenlagern
摘要
申请公布号
DE551031(C)
申请公布日期
1932.05.25
申请号
DE1931B151725D
申请日期
1931.08.26
申请人
ROBERT BRUNSWIG
发明人
分类号
E01B27/02
主分类号
E01B27/02
代理机构
代理人
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地址
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