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Green Machine Sales is a Hampstead, NH-based company in the Manufacturing sector.
Dennis Piper and Associates is a Pittsburgh, PA-based company in the Manufacturing sector.
Knight/Reber and Associates Inc. is a Minneapolis, MN-based company in the Manufacturing sector.
M L Ball Co is a Norcross, GA-based company in the Manufacturing sector.
By the early 1960s, Keith created KEITH Mfg. Co. and began work on a new material handling system. Early versions of the moving floor concept were crudely designed and impractical. Keith's ideas, along with those of two other innovators, lead to the