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发明名称
Automatic sprinkler timing
摘要
申请公布号
US3234410(A)
申请公布日期
1966.02.08
申请号
US19640377446
申请日期
1964.05.19
申请人
SHERMAN NELSON D
发明人
SHERMAN NELSON D.
分类号
G04C23/34
主分类号
G04C23/34
代理机构
代理人
主权项
地址
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