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发明名称
Starter and lock for fire escape panels
摘要
申请公布号
US2424366(A)
申请公布日期
1947.07.22
申请号
US19440559314
申请日期
1944.10.18
申请人
JOHN NEEDRE
发明人
NEEDRE JOHN
分类号
A62B3/00
主分类号
A62B3/00
代理机构
代理人
主权项
地址
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