发明名称 Educational playing cards
摘要 A deck of 52 playing cards divided into 4 suits of 13 cards each, the thirteen cards in each suit respectively bearing the following indicia and sets of answers and questions -Card Indicia Sets of Answers and questions -2 2 -3 3 -4 4 -5 5 -6 6 -7 7 -8 8 -9 9 -10 10 -Boy 12 -Girl 12 -Old Man 13 -Ace 11 -
申请公布号 US4801149(A) 申请公布日期 1989.01.31
申请号 US19870110729 申请日期 1987.10.21
申请人 ALNAFISSA, FAHAD A. 发明人 ALNAFISSA, FAHAD A.
分类号 A63F1/04;A63F9/18;(IPC1-7):A63F1/00 主分类号 A63F1/04
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