Invention Application
- Patent Title: Electronic time keeping apparatus
- Patent Title (中): 电子计时器
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Application No.: US11526270Application Date: 2006-09-22
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Publication No.: US20070070822A1Publication Date: 2007-03-29
- Inventor: Donald Booty , Linda Hodgdon
- Applicant: Donald Booty , Linda Hodgdon
- Main IPC: G04B19/00
- IPC: G04B19/00
Abstract:
An electronic clock that produces both an analog and digital display and includes tracks that sequentially light to indicate passing seconds, minutes, and hours.
Public/Granted literature
- US07505374B2 Electronic time keeping apparatus Public/Granted day:2009-03-17
Information query
