Hook type top-hung window anti-falling safety hook structure
The utility model discloses an anti-falling safety hook structure of a hook type top-hung window, and relates to the field of design and construction of curtain wall top-hung windows. The top-hung window comprises a window frame and a window sash. The anti-falling safety hook structure comprises a w...
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Main Authors | , , , |
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Format | Patent |
Language | Chinese English |
Published |
08.01.2021
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Subjects | |
Online Access | Get full text |
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