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发明名称
Safety apparatus
摘要
申请公布号
US2194348(A)
申请公布日期
1940.03.19
申请号
US19380214735
申请日期
1938.06.20
申请人
J. RAY FORTUNE
发明人
ZODER ORREN E.
分类号
E03B11/02;F16K17/00
主分类号
E03B11/02
代理机构
代理人
主权项
地址
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