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发明名称
Canopy frame for swings
摘要
申请公布号
US2041503(A)
申请公布日期
1936.05.19
申请号
US19350020787
申请日期
1935.05.10
申请人
GOSHEN MANUFACTURING COMPANY
发明人
WEAVER EARL L.
分类号
A63G9/00
主分类号
A63G9/00
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代理人
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