Solar cells; crystalline silicon solar cells; calibrated photovoltaic reference cells; rechargeable cells; solar cells for space use; photovoltaic modules; solar modules for production of electricity, being photovoltaic installations and apparatus; photovoltaic inverters; solar collectors for the production of electricity; solar panels for the production of electricity; solar-powered rechargeable batteries; solar thermal and electric receivers, being photovoltaic installations and apparatus.
Electrical and Scientific Apparatus