806 P.2d 889 ESTATE OF Robert L. PLEMONS, Petitioner Employee, v. The INDUSTRIAL COMMISSION OF ARIZONA, Respondent, J Jon Corporation, Respondent Employer, State Compensation Fund, Respondent Insurance Carrier. Clara B. PLEMONS (Widow), Robert L. Plemons (Deceased), Petitioner, v. The INDUSTRIAL COMMISSION OF ARIZONA, Respondent, J Jon Corporation, Respondent Employer, State Compensation Fund, Respondent Insurance Carrier. […]