151 N.E.2d 735 MARS ET AL., D.B.A. MARS BUSINESS INVESTMENT CO., APPELLEES v. MICLAU ET AL., APPELLANTS. No. 35374Supreme Court of Ohio. Decided July 2, 1958. Real estate brokers — Exclusive listing for limited time — Agreement to pay commission if sale consummated thereafter — Broker entitled to commission, when — Must prove “procuring cause” […]