thirty matching c. 1940's vintage industrial diminutive folded and pressed steel bench top "hopper box" storage bins. originally designed and patented in 1940 by thomas shaw for stackbin. the all-welded green enameled stackbins allow for easy access to parts and fasteners with a smooth interior and full-flow hopper front. the steel bins can be inter-stacked and are designed to support any weight that can fit within the cube of the container. manufactured by the stackbin corp., pawtucket, ri. each bin measures 4 1/2 x 2 1/2 x 3 inches. priced for the lot. salvaged from an old chicago garment factory.