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发明名称
Level control
摘要
申请公布号
US2763284(A)
申请公布日期
1956.09.18
申请号
US19540447837
申请日期
1954.08.04
申请人
WILMOT ENGINEERING COMPANY
发明人
DAVENPORT ARNOLD J.
分类号
B03D1/14;G05D9/12
主分类号
B03D1/14
代理机构
代理人
主权项
地址
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