Wallace C. HALVERSON, Respondent, v. LARRIVY PLUMBING HEATING CO., et al., Relators, and A. G. O’Brien Plumbing Heating Co., et al., Respondents, and Travelers Insurance Co., intervenor, Respondent. No. 81-745.Supreme Court of Minnesota. July 23, 1982. Appeal from the Workers’ Compensation Court of Appeals. Syllabus by the Court 1. In occupational disease cases, for the […]