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发明名称
Combined track and panel hinge for folding toy railroad train boards
摘要
申请公布号
US2998196(A)
申请公布日期
1961.08.29
申请号
US19590811590
申请日期
1959.05.07
申请人
EENIGENBURG JR JOSEPH H
发明人
JR. JOSEPH H. EENIGENBURG,
分类号
A63H19/30
主分类号
A63H19/30
代理机构
代理人
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