Invention Grant
US09330582B1 Motive sign apparatus 有权
动力标志装置

Motive sign apparatus
Abstract:
A motive sign apparatus for broadcasting a sign up and down and back and forth to gain attention. The motive sign apparatus includes a mobile cart having a housing with side walls; an actuator assembly disposed inside the housing and including an actuator; and a sign support assembly in communication with the actuator.
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