Alloy Artifacts |
| Company Name (ID) | Factory Name | Number | Cert Date | Rept Date | Class | Suffix | Event | Notes |
|---|---|---|---|---|---|---|---|---|
| 井藤工具 (ITO) | Sakai (坂井) (1951-1991) | 9785 | 1963-12-28 | 1963-12-28 | B4631 | New | MR 1964-04 | |
| Sakai (坂井) (1951-1991) | 9785 | 1963-12-28 | 1964-12-31 | B4631 | Status | 1964 CL | ||
| Sakai (坂井) (1951-1991) | 9785 | 1991-06-06 | 1991-06-06 | B4631 | Revoke | AMR 1991-10 |