Surveying rod
US4060909A · kind A · utility
14Cited by
5References
3Claims
0Family size
Inventors
Key dates
| Filing date | Mar 2, 1976 |
| Grant date | Dec 6, 1977 |
| Priority date | — |
| Expiry date | Mar 2, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01C15/06
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A telescoping surveying rod is disclosed having an adjustable support member to permit direct reading from a reference elevation such as zero elevation or from a one hundred foot elevation when the rod is used as a standard rod for elevation or for excavation; the rod includes dual scales lineated for tenths of a foot and for inches to permit direct reading of either without necessitating any conversion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.