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发明名称
Reversible sprinkler
摘要
申请公布号
US2816798(A)
申请公布日期
1957.12.17
申请号
US19540446880
申请日期
1954.07.30
申请人
BUCKNER MANUFACTURING COMPANY, INC.
发明人
ROYER JOHN A.
分类号
B05B3/16
主分类号
B05B3/16
代理机构
代理人
主权项
地址
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