Electronic calculator having an exponentiation function
US3995148A · kind A · utility
2Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 1975 |
| Grant date | Nov 30, 1976 |
| Priority date | — |
| Expiry date | Aug 29, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F15/02
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A calculator of the type having parenthesis keys, wherein there is provided means for performing an operation on an expression containing an exponent term or terms by touching keys in the left-to-right sequence as the expression reads.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.