United States patent digest, 1979
Subtitle: class 357, active solid state devices.
Contributors: Boston Patent Company.
Publisher: Boston Patent Co.
Published: 1981
Place of publication: Needham Heights, Mass. (P.O. Box 55, Needham Heights 02194)
Language: eng
Number of pages: 272
Subjects: Solid state electronics -- Patents.; Patents -- United States.
Notes: Includes indexes.