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US5571338A Photovoltaic module and a photovoltaic apparatus 失效
光伏组件和光伏设备

Photovoltaic module and a photovoltaic apparatus
摘要:
A photovoltaic module comprises a photovoltaic panel having a top edge and a bottom edge. An exterior frame structure attached to edges of the photovoltaic panel defines an upwardly open groove extending along at least the top and bottom edges of the panel to direct rain water away from underside of the panel.
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