3 Oil Companies Are Cleared Here In Antitrust Case
NYS Sup Ct Justice Burton B Roberts dismisses criminal indictments against Exxon, Mobil Oil and Gulf Oil, which were charged with restraining competition in bidding on gasoline contracts with NYC and NYS to drive up prices; says cos' actions can be explained as complying with Fed Govt's voluntary program calling on oil cos to sell only to their previous customers and not take on any new ones; new contracts were then obtained at price higher than was paid previous yr and with other terms that had not been part of prior contracts; cos hail decision (M)