Measuring device with fluorescent translucent material
US7565751B2 · kind B2 · utility
30Cited by
59References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 16, 2006 |
| Grant date | Jul 28, 2009 |
| Priority date | — |
| Expiry date | Oct 16, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B1/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A tape rule has a tape rule blade with fluorescent or phosphorescent material incorporated to provide enhanced visibility of indicia.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.