Invention Grant
US09266547B2 Multi-tier utility cart 有权
多层实用手推车

Multi-tier utility cart
Abstract:
A utility cart has four corner posts arranged in rectangular pattern and at least one lower shelf including a recess in the push side edge and a top shelf that, instead of the recess, includes a handle. The other three sides of each of the shelves are substantially the same size and extend beyond the corner posts. The bottom of each of the shelves may include a wagon wheel structure in each corner which secures and supports the corner posts of the cart.
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