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发明名称
Fly catcher
摘要
申请公布号
US2073791(A)
申请公布日期
1937.03.16
申请号
US19350015390
申请日期
1935.04.09
申请人
GRAEF RUDOLF A
发明人
GRAEF RUDOLF A.
分类号
A01M1/16
主分类号
A01M1/16
代理机构
代理人
主权项
地址
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