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经营范围
发明名称
Electronic indicator and viewing means for two variables
摘要
申请公布号
US2588035(A)
申请公布日期
1952.03.04
申请号
US19460716535
申请日期
1946.12.16
申请人
GILFILLAN BROS., INC.
发明人
O'NEIL WILLIAM T.
分类号
G01R13/28;G01S1/02;G01S7/04;G01S19/19
主分类号
G01R13/28
代理机构
代理人
主权项
地址
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