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![](http://www.leach-intl.com/en/wp-content/uploads/2014/01/20171012001.jpg)
Software Patent – Transformer testing
![](http://www.leach-intl.com/en/wp-content/uploads/2014/01/20171012002.jpg)
Software Patent – Arrow Board Dimming Control
![](http://www.leach-pcba.com/en/wp-content/uploads/2018/03/2018032601.jpg)
Utility Models Patent – Double-sided Guide Plate Controller
![](http://www.leach-pcba.com/en/wp-content/uploads/2018/03/2018032602.jpg)
Utility Models Patent – Guide Plate
![](http://www.leach-pcba.com/en/wp-content/uploads/2018/03/2018032603.jpg)
Utility Models Patent – Transformer Inspection Device
![](http://www.leach-pcba.com/en/wp-content/uploads/2018/03/2018032604.jpg)
Utility Models Patent – Guide Plate’s Undervoltage Alarm