PLAYING CARD

PROBLEM TO BE SOLVED: To provide a playing card capable of enriching knowledge of chemical elements, through a game.SOLUTION: A playing card is formed of suits of club, diamond, heart, and spade, in which, an electron configuration figure 11 of a chemical element is provided on a center of a face, a...

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Bibliographic Details
Main Author SHIBATA JIRO
Format Patent
LanguageEnglish
Japanese
Published 16.05.2016
Subjects
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