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发明名称
Frame for transits and similar instruments
摘要
申请公布号
US1923193(A)
申请公布日期
1933.08.22
申请号
US19310560514
申请日期
1931.08.31
申请人
W. & L. E. GURLEY
发明人
EGY WILLARD L.;SMART CHARLES E.
分类号
G01C1/02
主分类号
G01C1/02
代理机构
代理人
主权项
地址
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