Self-holding and self-leveling device for survey range pole and method of use
US6874239B1 · kind B1 · utility
4Cited by
18References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jan 6, 2004 |
| Grant date | Apr 5, 2005 |
| Priority date | — |
| Expiry date | Jan 6, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C15/06
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus used with a range pole and survey instruments for leveling and setting elevations and a method of use of the apparatus. A frame holds a range pole, on an embed plate, without assistance of a surveyor's assistant while a surveyor communicates with an iron worker to effect elevation adjustments of the embed plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.