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经营范围
发明名称
Liquid supply control means for maintaining a predetermined liquid level in a tank
摘要
申请公布号
GB977672(A)
申请公布日期
1964.12.09
申请号
GB19620043987
申请日期
1962.11.21
申请人
JOHN WHITEHOUSE & SONS LIMITED;REGINALD JOHN WHITEHOUSE
发明人
分类号
G05D9/02
主分类号
G05D9/02
代理机构
代理人
主权项
地址
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