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发明名称
Self-leveling u-gauge
摘要
申请公布号
US1827546(A)
申请公布日期
1931.10.13
申请号
US19270215911
申请日期
1927.08.27
申请人
SEMET-SOLVAY ENGINEERING CORPORATION
发明人
STEERE GEORGE R.
分类号
G01F23/02
主分类号
G01F23/02
代理机构
代理人
主权项
地址
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