Siebring Manufacturing Co. v. Carlson Hybrid Corn Co. , 246 Iowa 923 ( 1955 )
Severson v. Elberon Elevator, Inc. , 1977 Iowa Sup. LEXIS 867 ( 1977 )
Janda v. Iowa Industrial Hydraulics, Inc. , 1982 Iowa Sup. LEXIS 1616 ( 1982 )