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发明名称
AUTOMATIC SPRINKLER HEAD
摘要
申请公布号
US3561537(A)
申请公布日期
1971.02.09
申请号
USD3561537
申请日期
1968.06.20
申请人
FIRE PROTECTION CO.
发明人
KEITH M. DIX;HAROLD F. GRENNING JR.
分类号
A62C37/16;(IPC1-7):A62C35/22
主分类号
A62C37/16
代理机构
代理人
主权项
地址
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