United States Patent
US Patent 7447565: Electronic alignment system
US 7447565 ยท granted 2008-11-04

| Patent Number | 7447565 |
|---|---|
| Title | Electronic alignment system |
| Filed | 2005-03-04 |
| Granted | 2008-11-04 |
| Inventor(s) | John Cerwin |
| Assignee | Individual |
| CPC Classification | B25F5/022, B25F5/00, B25F5/021 |
| Number of Claims | 4 |
Claims Summary
1. An electronic alignment device comprising:
at least two accelerometers, said accelerometers being mutually perpendicular to one another;