Tag Archives: Turning-over

Turning-over changed advertisement board structure

Application Number: 00120961Application Date: 2000.08.02Publication Number: 1285579Publication Date: 2001.02.28Priority Information: International: G09F11/02Applicant(s) Name: Chen ZhiningAddress: Inventor(s) Name: Chen ZhiningPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to an advertising board structure capable of turning and changing, in the concrete, it is a rectangular advertising board structure with four iso-surfaces which can be turned… Read More »