Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363678 | Explosives having powdered ferrite magnet as a tracer dispersed therethrough and a method for producing the same | Naozumi Nishimura, Yasuo Ishii | 1982-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363678 | Explosives having powdered ferrite magnet as a tracer dispersed therethrough and a method for producing the same | Naozumi Nishimura, Yasuo Ishii | 1982-12-14 |