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Sun Il Suh
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Yongin-si, KR
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last 30 patents
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Patent Grant
Block toy for music education
Patent number
9,266,031
Issue date
Feb 23, 2016
Human League Co., Ltd.
Sun Il Suh
A63 - SPORTS GAMES AMUSEMENTS
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last 30 patents
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Patent Application
BLOCK TOY FOR MUSIC EDUCATION
Publication number
20150072586
Publication date
Mar 12, 2015
HUMAN LEAGUE CO., LTD.
Sun Il Suh
A63 - SPORTS GAMES AMUSEMENTS