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发明名称
Automatic train pipe connecter
摘要
申请公布号
US2138884(A)
申请公布日期
1938.12.06
申请号
US19340754889
申请日期
1934.11.26
申请人
ROY M. WOLVIN
发明人
ROBINSON JOSEPH
分类号
B61G5/08
主分类号
B61G5/08
代理机构
代理人
主权项
地址
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