Energy-saving skylight structure with adjustable opening degree
The utility model provides an opening-degree-adjustable energy-saving skylight structure, and relates to the technical field of skylights. The energy-saving skylight structure capable of adjusting the opening degree comprises a door frame, a door cover plate is rotationally connected to the interior...
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Main Authors | , , , , |
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Format | Patent |
Language | Chinese English |
Published |
16.12.2022
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Subjects | |
Online Access | Get full text |
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