Apparatus for detecting defects in electrical systems
United States Patent 2422644
US Patent References:
Insulator-testing device
- - 1370638
Live-line and insulator testing device
- - 1684798
Prong-type holder for safety testing devices
- - 1896598
Phase sequence and voltage indicating means
- - 2128019
Insulator-testing device
- - 1370638
Live-line and insulator testing device
- - 1684798
Prong-type holder for safety testing devices
- - 1896598
Phase sequence and voltage indicating means
- - 2128019
Inventors:
Louis, Martenet
Publication Date:
06/17/1947
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Export Citation:
Assignee:
Louis, Martenet
Primary Class:
Other Classes:
174/1, 324/509, 340/647, 324/528
International Classes:
G01R19/155; G01R19/145
Foreign References:
| DE456520C | ||||
| DE485286C |