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发明名称
Foldable camping trailer having upper and lower telescopically related housing sections
摘要
申请公布号
US2920919(A)
申请公布日期
1960.01.12
申请号
US19560564216
申请日期
1956.02.08
申请人
SPENCER STEPHEN L
发明人
SPENCER STEPHEN L.
分类号
B60P3/34
主分类号
B60P3/34
代理机构
代理人
主权项
地址
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