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发明名称
Building panel
摘要
申请公布号
US3209507(A)
申请公布日期
1965.10.05
申请号
US19620189629
申请日期
1962.04.23
申请人
R. N. HOWTON
发明人
DRESSER JAMES ROBERT;ROSENTHAL ROBERT A.
分类号
E04B1/61;E04C2/32
主分类号
E04B1/61
代理机构
代理人
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地址
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