KEYBOARD DEVICE
PROBLEM TO BE SOLVED: To achieve a touch feeling close to that of an acoustic piano with a structure different from the structure of the acoustic piano.SOLUTION: A keyboard device in one embodiment of the present invention comprises: keys; a frame; and flexible parts for rotating the keys with respe...
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Main Authors | , |
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Format | Patent |
Language | English Japanese |
Published |
19.07.2018
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Subjects | |
Online Access | Get full text |
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