US3121981A
Abrasive wheels and method of making the same
Abstract
This record has no abstract on file.
Term
Term ended
Expired 25 February 1981, 45.6 years ago.
- Priority and filed
- Granted
- Expired
- Today
2 sheets
Sheet 1 Sheet 2
Every citation, both ways
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2 priority claims, no other members on record
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 5806260 | United States of America | A | |
| US19600058062 | – | – | – |
Numbers
- Publication, DOCDB
- 3121981
- Publication, EPODOC
- US3121981
- Application
- 58062
- Application, DOCDB
- 5806260
- Application, EPODOC
- US19600058062
Titles
- English
- Abrasive wheels and method of making the same
Classification
- CPC, 2
- B24D5/04
- B24D7/04
- IPC, 2
- B24D5 04
- B24D7 04