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发明名称
Frame construction
摘要
申请公布号
US2918153(A)
申请公布日期
1959.12.22
申请号
US19570638270
申请日期
1957.02.05
申请人
HAMMITT ANDREW B;BIRUM JR HERBERT L
发明人
HAMMITT ANDREW B.;JR. HERBERT L. BIRUM,
分类号
E06B3/972
主分类号
E06B3/972
代理机构
代理人
主权项
地址
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