PORTABLE KEY OPERATION APPARATUS

A key operating device according to various embodiments of the disclosure includes: first and second operating portions movable in a sliding manner in directions being away from or close to each other while maintaining a state of being parallel with each other; a seating portion disposed in an overl...

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Bibliographic Details
Main Authors CHUNG, Jaewoong, SUNG, Wonkyu
Format Patent
LanguageEnglish
French
German
Published 26.05.2021
Subjects
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