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William A. Hubbard, chemical engineer

William A. Hubbard, chemical engineer

William A. Hubbard, a retired chemical engineer who headed a Baltimore business that created the orange-colored coatings for Howard Johnson restaurant roofs, died of heart failure Monday at his Towson home. He was 92.

Born in Rolla, Mo., he was the son of Noel Hubbard, a University of Missouri registrar, and Ruth Johns Hubbard, a syndicated newspaper artist and journalist.

He earned a bachelor's degree in chemical engineering from the University of Missouri in 1944, where he was a member of Phi Beta Kappa and Tau Beta Pi. Family members said he tried to enlist in the military during World War II but was turned down. He worked in research, development and production of improved...