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发明名称
Ice protection device for ponds
摘要
申请公布号
GB9810132(D0)
申请公布日期
1998.07.08
申请号
GB19980010132
申请日期
1998.05.13
申请人
MYALL, JOHN E
发明人
分类号
A01K29/00;A01K63/00;E02B15/02
主分类号
A01K29/00
代理机构
代理人
主权项
地址
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