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发明名称
SPRINKLER HEAD
摘要
申请公布号
US3559887(A)
申请公布日期
1971.02.02
申请号
USD3559887
申请日期
1969.05.08
申请人
L.R. NELSON MFG. CO. INC.
发明人
LARRY P. MEYER
分类号
B05B3/00;B05B3/16;(IPC1-7):B05B3/08
主分类号
B05B3/00
代理机构
代理人
主权项
地址
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