Longwood Industries Inc. sold the Longwood Engineered Products industrial building at 19 Ohio Ave. in Norwich, CT to Working Realty Ltd. and MacArthur Properties Ventures LLC for $1.23 million, or approximately $25 per square foot. The buyers are New York investors who purchase buildings and land in the Connecticut and New York area. They plan to lease the property. Colliers Dow & Condon will handle the leasing. Florham Park, NJ-based seller already vacated the premises.