in 1949, bobeck joined bell laboratories. bobeck helped design communication and pulse transformers and then one of the first solid-state digital computers. starting in 1956 he devoted his efforts to the development of magnetic logic and memory devices. he invented the twistor memory in the late 1950s, and in the late 1960s bubble memory based on magnetic domains in orthoferrites and garnets. in 1989 he retired from at&t's bell labs.