SHANGHAI GOLDAIR ELECTRIC SYSTEM CO., LTD.

Follow

Organization

Shanghai, CN

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Rotary four-way reversing valve with low pressure drop and low leakage
- Patent number 10,330,359
- Issue date Jun 25, 2019
- SHANGHAI GOLDAIR ELECTRIC SYSTEM CO., LTD.
- Shijun Yu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Rotary Four-way Reversing Valve with Low Pressure Drop and Low Leakage
- Publication number 20160334151
- Publication date Nov 17, 2016
- SHANGHAI GOLDAIR ELECTRIC SYSTEM CO., LTD.
- Shijun YU
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Trademarklast 30 trademarks