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发明名称
Shaft bearing and hub casting for rotatable shaft door operating mechanism for railroad dump cars
摘要
申请公布号
US2620745(A)
申请公布日期
1952.12.09
申请号
US19470771186
申请日期
1947.08.29
申请人
ENTERPRISE RAILWAY EQUIPMENT COMPANY
发明人
ZIMMER ALBERT E.;BATHO WILLIAM F.
分类号
B61D7/26
主分类号
B61D7/26
代理机构
代理人
主权项
地址
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