Med-tech company Cretex Cos. is moving one of its manufacturing companies from Dassel, Minn., to Maple Plain. Spectralytics, Inc., a contract laser manufacturer of medical-devices and part of the Cretex Medical family of companies, will soon move operations into 18,100 square feet of space inside the Maple Plain Industrial Park, which is directly across from rapid-prototype and part manufacturer Proto Labs. Elk-River-based Cretex recently closed on the new space for $1.42 million, according to...