	beecham group bhamy to sell unit privately held investment firm dubin clark and co said it has signed a definitive agreement for an investment group it heads to uire roberts consolidated industries from beecham group plc for mln dlrs roberts makes and distributes accessories adhesives and tools used in carpet installation dubin clark said its group includes roberts management and london investment company j rothschild holdings plc it said ronald j dubin will become vice chairman of roberts and j thomas clark chairman reuter m 
