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经营范围
发明名称
Skeleton pole
摘要
申请公布号
US2098343(A)
申请公布日期
1937.11.09
申请号
US19360111433
申请日期
1936.11.18
申请人
LON LAWTON
发明人
LAWTON LON
分类号
E04H12/10
主分类号
E04H12/10
代理机构
代理人
主权项
地址
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