Portable electrocrushing drill
US7527108B2 · kind B2 · utility
61Cited by
21References
34Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 2006 |
| Grant date | May 5, 2009 |
| Priority date | — |
| Expiry date | Jan 2, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B3/141
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention relates to a portable, electrocrushing drilling apparatus and method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.