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发明名称
AN IMPROVED BOLSTER FOR A RAILROAD CAR TRUCK
摘要
申请公布号
ZW17381(A1)
申请公布日期
1981.10.21
申请号
ZW19810000173
申请日期
1981.07.20
申请人
MIDLAND ROSS CORP
发明人
WEBER HANS BERNHARD
分类号
B61F5/24;B61F5/12;B61F5/34;(IPC1-7):B61G/
主分类号
B61F5/24
代理机构
代理人
主权项
地址
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