Combination multiple supported variable position audio intake control devices
Patent 4901355 Issued on February 13, 1990. Estimated Expiration Date: 
December 14, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 14, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesInventorApplicationNo. 134613 filed on 12/14/1987US Classes:381/381, Hook over ear or spectacle381/327SpectacleExaminersPrimary: Ng, Jin F.Assistant: Byrd, Danita R. Foreign Patent References
International ClassesH04M 001/05H04R 001/10 AbstractA personal audio assembly including a pair of miniature speakers releasably connected with the sidepieces of a pair of spectacles or headgear in a manner permitting adjustment of the speakers longitudinally, angularly and vertically with respect to the sidepieces or headgear and toward and away from the ears of a user. Leads connect the speakers with an audio source controlling sound entering the ear and are provided with an adjusting member maintaining the speakers in a selected.Field of SearchBody supported (e.g., headgear) | |
