Patent Certifications of Sunyear

Patent certifications of Sunyear

control-valves-of-water-pump-invention-patent_2

Patent for Control Valves of Water Pump Invention

dc-contactor-design-patent

Patent for Direct Current Contactor Design

device-for-flow-detection-and-avoiding-overload-of-diesel-water-pump-invention-patent

Patent for Device for Flow Detection and Avoiding Overload of Diesel Water Pump Invention

generator-set-for-movable-ac-rail-welding-machine-invention-patent_2

Patent for Generator Set for Movable AC Rail Welding Machine Invention

new-type-and-adjustable-speed-engine-invention-patent

Patent for New Type and Adjustable Speed Engine Invention

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