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Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
improved distribution transformer energy efficiency measurement testing method, device a… 🛈 | 5 | 2015 |
verification platform for sulfur hexafluoride gas humidity sensor under pressure | 3 | 2014 |
aluminum hypophosphite hybridized fire retardant and preparation method thereof | 2 | 2017 |
self-locking rope ladder | 2 | 2014 |
large-capacity zinc oxide lightning arrester | 2 | 2017 |
shock absorbing spacer of insulator strings | 2 | 2015 |
medium virtual device for standard calibration of dielectric loss factor of high-voltage… 🛈 | 2 | 2014 |
power network element loss abnormity determination method | 2 | 2014 |
cable trench cover plate capable of monitoring fire disasters and automatically extingui… 🛈 | 2 | 2014 |
method and device for checking dead link of web portal | 2 | 2014 |