Hygrostat
US4095458A · kind A · utility
15Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 14, 1977 |
| Grant date | Jun 20, 1978 |
| Priority date | — |
| Expiry date | Mar 14, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/189
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A hygrometer or hygrostat containing a hygroscopic body formed of wood.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.