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发明名称
Frost protection system for water pipes
摘要
申请公布号
GB2203213(A)
申请公布日期
1988.10.12
申请号
GB19870007865
申请日期
1987.04.02
申请人
DONALD EDGAR * BROMLEY;ELIZABETH MARY * BROMLEY
发明人
DONALD EDGAR * BROMLEY;ELIZABETH MARY * BROMLEY
分类号
E03B7/12;F16L53/00;(IPC1-7):E03B7/10
主分类号
E03B7/12
代理机构
代理人
主权项
地址
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