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发明名称
LEVEL DETERMINING DEVICE AND APPARATUS
摘要
申请公布号
US3443319(A)
申请公布日期
1969.05.13
申请号
USD3443319
申请日期
1966.09.01
申请人
LOVELACE CHARLES DOOLEY
发明人
LOVELACE CHARLES DOOLEY
分类号
G01C9/22;(IPC1-7):G01C9/22
主分类号
G01C9/22
代理机构
代理人
主权项
地址
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