PURCHASE AGREEMENT (614 & 640 McKinley and 2201 Kennedy) THIS AGREEMENT is entered into this 22 day of January, 1999, by and between Hillcrest Development, a Minnesota limited partnership (hereafter referred to as the "Seller"), and R & D Systems,...Purchase Agreement • February 12th, 1999 • Techne Corp /Mn/ • Biological products, (no disgnostic substances) • Minnesota
