Events
ULTRA-SONIC "C"
| Document Number | 921779 |
| Date Filed | 01/11/1980 |
| Effective Date | None |
| Status | Inactive |
| Event Type | Filed Date | Effective Date | Description |
|---|---|---|---|
| EXPIRATION | 02/01/2000 | ||
| RENEWAL | 01/11/1990 |
ULTRA-SONIC "C"
| Document Number | 921779 |
| Date Filed | 01/11/1980 |
| Effective Date | None |
| Status | Inactive |
| Event Type | Filed Date | Effective Date | Description |
|---|---|---|---|
| EXPIRATION | 02/01/2000 | ||
| RENEWAL | 01/11/1990 |