Transducer Or Diaphragm (e.g., Driver, Magnet, Etc.) Patents (Class D14/222)
  • Component for a vehicular loudspeaker
    Patent number: D302556
    Type: Grant
    Filed: December 19, 1986
    Date of Patent: August 1, 1989
    Assignee: Concept Enterprises, Inc.
    Inventors: Gary S. Weissberg, David Kwang, Masahiko Yamada