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发明名称
Safety locking mechanism
摘要
申请公布号
US2931466(A)
申请公布日期
1960.04.05
申请号
US19580725562
申请日期
1958.04.01
申请人
RALPH ALLENBAUGH
发明人
ALLENBAUGH RALPH
分类号
E04G3/32
主分类号
E04G3/32
代理机构
代理人
主权项
地址
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