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发明名称
AIRLOCK CONSTRUCTION
摘要
申请公布号
US3602536(A)
申请公布日期
1971.08.31
申请号
USD3602536
申请日期
1970.07.17
申请人
AMERICAN AIR FILTER CO. INC.
发明人
EDWARD R. GAMBLE
分类号
E05C7/00;(IPC1-7):E05C19/10
主分类号
E05C7/00
代理机构
代理人
主权项
地址
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