Utility model patent certificate
2025-07-23 08:07:28 0
An outdoor unit of a photovoltaic off-grid inverter
A heat dissipation device for a photovoltaic off-grid inverter
A fixed base for a photovoltaic off-grid inverter
A dust-proof and noise-reducing device for photovoltaic control inverter integrated machines
A device for calibrating the size of fan blades with strong wind force
A wind turbine blade fixing device
A converter protection device
An auxiliary device for hoisting a converter
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