Embedded shutter with blades convenient to replace
The utility model discloses an embedded shutter with blades convenient to replace, and mainly relates to the field of shutters. Comprising a frame and a plurality of blades, the two ends of each blade are rotationally arranged on the frame in a limited mode, and the blades synchronously rotate throu...
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Main Authors | , |
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Format | Patent |
Language | Chinese English |
Published |
08.04.2022
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Subjects | |
Online Access | Get full text |
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