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发明名称
Turn and slip indicator instruments
摘要
申请公布号
US2805578(A)
申请公布日期
1957.09.10
申请号
US19530370001
申请日期
1953.07.24
申请人
KELVIN & HUGHES LIMITED
发明人
WRIGHT GORDON PERCY
分类号
G01C19/42
主分类号
G01C19/42
代理机构
代理人
主权项
地址
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