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发明名称
Draft gear
摘要
申请公布号
US3202300(A)
申请公布日期
1965.08.24
申请号
US19630296761
申请日期
1963.07.22
申请人
W. H. MINER, INC.
发明人
HOLM DONALD R.;WALLACE WILLIAM D.
分类号
B61G9/06
主分类号
B61G9/06
代理机构
代理人
主权项
地址
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