It follows very hard on the heels of the big Montgomery Securities bash in San Francisco, but Alex Brown & Sons Inc is holding a technology seminar in Baltimore this week, and top names from many of the biggest companies in the industry are either booked to appear or have already strutted their stuff at the podium: as usual, Reuters and Dow Jones & Co have diligent reporters on the spot, from whose terse dispatches the items on this page have been compiled.