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发明名称
Supporting device
摘要
申请公布号
US2338092(A)
申请公布日期
1944.01.04
申请号
US19420428571
申请日期
1942.01.28
申请人
BROWN BURTON F
发明人
BROWN BURTON F.
分类号
E04G1/28
主分类号
E04G1/28
代理机构
代理人
主权项
地址
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