Vladimir Nikolaevich Efremenko

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Rostov-na-Donu, RU

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Patents Grantslast 30 patents

Information Patent Grant
Rattle tumbler toy
- Patent number 9,079,114
- Issue date Jul 14, 2015
- Vladimir Nikolaevich Efremenko
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SPINNING TOP
- Publication number 20220143521
- Publication date May 12, 2022
- Vladimir Nikolaevich Efremenko
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
RATTLE-TUMBER TOY
- Publication number 20130288562
- Publication date Oct 31, 2013
- Vladimir Nikolaevich Efremenko
- A63 - SPORTS GAMES AMUSEMENTS