A display sign can be moved easily for access behind where the display sign had been, and easily restored to its original position, without having to unattach and reattach the sign.
申请公布号
US2003230016(A1)
申请公布日期
2003.12.18
申请号
US20020280190
申请日期
2002.10.25
申请人
CORMARK, INC.
发明人
PADIAK SCOTT;CONWAY THOMAS M.;DOMINIC CHRISTOPHER;EVANS PAUL CHARLE
