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经营范围
发明名称
Foot supporter
摘要
申请公布号
US2091434(A)
申请公布日期
1937.08.31
申请号
US19360094440
申请日期
1936.08.05
申请人
DAVIS JR ROBERT A
发明人
JR. ROBERT A. DAVIS,
分类号
A43B7/00
主分类号
A43B7/00
代理机构
代理人
主权项
地址
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Rörförbindning för bildande av en knutpunkt
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