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发明名称
STRUCTURAL SYSTEM UTILIZING MEMBRANE STRUCTURAL PANELS HAVING DOUBLE RULED QUADRIC SURFACES
摘要
申请公布号
US3568381(A)
申请公布日期
1971.03.09
申请号
USD3568381
申请日期
1968.11.27
申请人
JESSE R. HALE
发明人
JESSE R. HALE
分类号
E04B1/32;E04B7/10;E04C2/32;(IPC1-7):E04B1/32
主分类号
E04B1/32
代理机构
代理人
主权项
地址
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