Adjustable inclined calculator stand
US4303156A · kind A · utility
6Cited by
4References
10Claims
0Family size
Inventor
Key dates
| Filing date | Aug 5, 1980 |
| Grant date | Dec 1, 1981 |
| Priority date | — |
| Expiry date | Aug 5, 2000 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16M2200/024
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A holder for a hand-type calculator constructed and arranged selectively to afford a plurality of angles of elevation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.