Umbrella Brusher

The present invention is a technology invented by considering inconvenience in use of an umbrella. Although there are similar existing products, they use electricity and thus cost money, and a lot of plastic is used to keep the inside of a building dried, which causes environmental pollution. Theref...

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Bibliographic Details
Main Author KIM, YONG KUK
Format Patent
LanguageEnglish
Korean
Published 08.06.2021
Subjects
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