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发明名称
WEATHER-TIGHT ENCLOSURE SYSTEM
摘要
申请公布号
US3496686(A)
申请公布日期
1970.02.24
申请号
USD3496686
申请日期
1967.11.30
申请人
BIRDAIR STRUCTURES INC.
发明人
WALTER W. BIRD
分类号
E04H3/16;E04H15/22;(IPC1-7):E04B1/34
主分类号
E04H3/16
代理机构
代理人
主权项
地址
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