REFORM PARTY NAMES PEROT ITS PRESIDENTIAL CANDIDATE; 49,000 PARTICIPATED IN VOTE
Ross Perot wins Reform Party Presidential nomination with 65.2 percent of over 49,000 votes cast by mail, phone and Internet to 34.8 percent for Richard D Lamm; party national coordinator Russell J Verney announces result at party convention, Valley Forge, Pa; Perot aides say he will take part in Presidential debates and mount aggressive infomercial drive; Lamm comments, news conference; photo (M)