CORNING GLASS WORKS<GLW> BUYS FIBER-OPTIC STAKE Corning Glass Works said it bought a 50 pct interest in Technology Dynamics Inc, a Woodinville, Wash., company involved in research and development of fiber-optic sensors. The purchase price was not disclosed. Privately held Technology Dynamics plans to introduce its first line of fiber-optic sensors later this year, Corning Glass said.