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发明名称
Uncoupling system for toy railways
摘要
申请公布号
US2305135(A)
申请公布日期
1942.12.15
申请号
US19410397732
申请日期
1941.06.12
申请人
LOUIS MARX & COMPANY, INC.
发明人
CASE NOEL L.;MCKEIGE EDWARD E.
分类号
A63H19/18
主分类号
A63H19/18
代理机构
代理人
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