US1998352A
Untitled record
Abstract
This record has no abstract on file.
Term
Term ended
Expired 16 April 1952, 74.4 years ago.
- Granted
- Expired
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US3816928A | Cited by | United States of America | Search report |
| US4561184A | Cited by | United States of America | Search report |
| US4905830A | Cited by | United States of America | Search report |
| US4843719A | Cited by | United States of America | Search report |
| US3131481A | Cited by | United States of America | Search report |
| US2837826A | Cited by | United States of America | Search report |
| US4908955A | Cited by | United States of America | Search report |
| US2727310A | Cited by | United States of America | Search report |
Numbers
- Application
- 1998352
Classification
- CPC, 1
- B43L9/00
- IPC, 1
- B43L9 00