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发明名称
Apparatus for re-usable learning card
摘要
A learning card system comprised of a rigid backing, an ultra-peelable decal affixed using electrostatic adhesion. Said learning card system being sized to fit in a human hand.
申请公布号
US2008280109(A1)
申请公布日期
2008.11.13
申请号
US20080148064
申请日期
2008.04.16
申请人
NINAN JENNIFER
发明人
NINAN JENNIFER
分类号
B32B5/00
主分类号
B32B5/00
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