Supreme Court of Minnesota February 1973 casesNorthwest Optimation Serv. Inc. v. Cty. of HennepinRepublic Vanguard Ins. Co. v. BuehlWolfgram v. WolfgramTabulating Serv. Bureau, Inc. v. Commr. of TaxationCity of St. Paul v. HitzmannState v. DingfelderLauer v. LoeckenSchaust v. Town Bd. of Hollywood Twp., Carver Cty