US2007185A
Highway guard rail
Abstract
This record has no abstract on file.
Term
Term ended
Expired 9 July 1952, 74.2 years ago.
- Priority and filed
- Granted
- Expired
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US6554256B2 | Cited by | United States of America | Applicant |
| US6290427B1 | Cited by | United States of America | Applicant |
| US6558067B2 | Cited by | United States of America | Applicant |
| FR2588295A1 | Cited by | France | Search report |
| US2974934A | Cited by | United States of America | Search report |
| US6533249B2 | Cited by | United States of America | Applicant |
| FR2589176A1 | Cited by | France | Search report |
| US6830407B1 | Cited by | United States of America | Applicant |
| US2536760A | Cited by | United States of America | Search report |
Numbers
- Application
- 702992
Titles
- English
- Highway guard rail
Classification
- CPC, 1
- E01F15/0438
- IPC, 1
- E01F15 04