Music book support frame
The utility model discloses a music book support frame has solved and has realized the fixed of support frame and support owing to peg graft through bolt and spacing hole among the prior art for the problem of using length can't be adjusted betterly to the support frame, and its technical schem...
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Main Authors | , |
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Format | Patent |
Language | Chinese English |
Published |
02.11.2018
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Subjects | |
Online Access | Get full text |
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