Registration_Number,Registration_Number_label,Registration_Date,Termination_Date,Name,Business_Name,Address_1,Address_2,City,State,Zip 844,Klein & Saks,1954-09-01,1956-09-01,Klein & Saks,,"1001 Connecticut Avenue, N.W.",,Washington,DC, 1233,"Ponsart, Gaston A.",1959-06-02,1967-12-02,"Ponsart, Gaston A.",,"1001 Connecticut Avenue, N.W.",,Washington,DC,20036 1234,Klein & Saks,1959-06-03,1961-06-03,Klein & Saks,,"1001 Connecticut Avenue, N.W.",,Washington,DC, 1615,"Cooper, Mitchell J.",1963-04-05,1985-03-30,"Cooper, Mitchell J.",,"1001 Connecticut Avenue, N.W.",,Washington,DC,20036 1918,"Deale, Valentine B.",1965-08-18,1969-02-18,"Deale, Valentine B.",,"1001 Connecticut Avenue, N.W.",,Washington,DC,20036 2012,American International Business Research Corporation,1967-03-07,1967-09-09,American International Business Research Corporation,,"1001 Connecticut Avenue, N.W.",,Washington,DC, 2168,"Epstein, Friedman & Duncan",1969-11-06,1971-05-06,"Epstein, Friedman & Duncan",,"1001 Connecticut Avenue, N.W.",,Washington,DC,20036