Unitary type-carrier elements and method of making same
US4235664A · kind A · utility
6Cited by
7References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 29, 1979 |
| Grant date | Nov 25, 1980 |
| Priority date | — |
| Expiry date | Jun 29, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F1/04
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
One-piece type-carrier elements made by etching.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.