Dual time zone time piece
US6633510B1 · kind B1 · utility
1Cited by
6References
4Claims
0Family size
Inventor
Key dates
| Filing date | Nov 7, 2000 |
| Grant date | Oct 14, 2003 |
| Priority date | — |
| Expiry date | Nov 7, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04G9/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A dual time piece having at least two clock faces thereon with each clock face having indicia thereon that enable the user to determine whether the time displayed by each time piece represents time before noon or time after noon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.