Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464424 | Concrete joint sealant plate and process for manufacturing thereof | Saburo Furukawa | 1984-08-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4464424 | Concrete joint sealant plate and process for manufacturing thereof | Saburo Furukawa | 1984-08-07 |