US2136647A
Tear gas device
Abstract
This record has no abstract on file.
Term
Term ended
Expired 15 November 1955, 70.9 years ago.
- Priority and filed
- Granted
- Expired
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US4757629A | Cited by | United States of America | Search report |
| US3656658A | Cited by | United States of America | Search report |
| US4570824A | Cited by | United States of America | Search report |
| US3676945A | Cited by | United States of America | Search report |
Numbers
- Application
- 64222
Titles
- English
- Tear gas device
Classification
- CPC, 1
- F41H9/04
- IPC, 1
- F41H9 04