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发明名称
Structural toy
摘要
申请公布号
US2408272(A)
申请公布日期
1946.09.24
申请号
US19450580997
申请日期
1945.03.05
申请人
ARVEY CORPORATION
发明人
ROACH EARL M.
分类号
A63H3/52;A63H33/06;A63H33/42
主分类号
A63H3/52
代理机构
代理人
主权项
地址
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