Invention Grant
- Patent Title: Ear-mounted alarm clock
- Patent Title (中): 耳机闹钟
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Application No.: US649591Application Date: 1984-09-11
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Publication No.: US4821247APublication Date: 1989-04-11
- Inventor: Reginald M. Grooms
- Applicant: Reginald M. Grooms
- Assignee: Grooms Reginald M
- Current Assignee: Grooms Reginald M
- Main IPC: G04B23/00
- IPC: G04B23/00 ; G04B45/00 ; G04G13/02 ; G04G17/08 ; G04B21/08
Abstract:
A personal alarm clock is designed to fit within or behind the ear for alerting the user to a preset time without disturbing others in close proximity.
Public/Granted literature
- US5206161A Human plasma carboxypeptidase B Public/Granted day:1993-04-27
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