Impact
Subtitle: a compilation of Bell System innovations in science and engineering which have helped create new industries and new products.
By: Prepared by members of the technical staff, Bell Telephone Laboratories, and the Western Electric Company Patent Licensing Division. M. D. Fagen, editor.
Contributors: Fagen, M. D., ed.; Western Electric Company, inc. Patent Licensing Division.
Published: 1971
Place of publication: [New York?
Language: eng
Number of pages: 147
Subjects: Telecommunication -- Equipment and supplies