Robert E. Segel and Ina S. Segel, died after 56 years of marriage in Springfield, Mass..  Bob, 81, died February 2, and Ina, 80, died one day later on Feb. 3. Born in Brookline, Mass., Bob was the son of Beatrice and George Segel.  Ina was born on August 16, 1942 in Chelsea, Mass., the daughter of Dorothy and Julius Wasserstram.  They are survived by their children, Dana Davies and her husband, Michael, of North Brunswick, N.J., and Jonathan Segel of Springfield, Mass.; their  grandchildren, Julia and Adam Davies; Bob’s brother, Burt Segel of Easton, Mass.; and Ina’s sister and her husband, Carol and Ralph Turransky, of Peabody, Mass.  They were predeceased by their parents and Burt’s wife, Barbara Segel.