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Improvements in or relating to test sets for locating faults in electric transmission lines
Improvements in or relating to test sets for locating faults in electric transmission lines
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机译：电气线路故障定位测试仪的改进或与之相关的改进
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306,837. West Manufacturing Co., (Assignees of Anderson, C. A.). July 5, 1927, [Convention date]. Divided on 293,378. Drawings to Specification. Detecting, indicating, and locating faults.- The description and drawings agree with those of Specification 293,378.
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