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发明名称
SYSTEM AND METHOD FOR ELECTRONIC PRESENTATIONS
摘要
申请公布号
EP1782168(A4)
申请公布日期
2009.01.07
申请号
EP20050776661
申请日期
2005.07.22
申请人
LEARNING TREE INTERNATIONAL, INC.
发明人
O'NEAL, DAVID, SHELDON;SMITH, SEAN, DARE;ACKERMAN, STUART;DIEHL, STACY;LOCKWOOD, STEVE
分类号
G06F3/00;G06F17/21;G06F17/30
主分类号
G06F3/00
代理机构
代理人
主权项
地址
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