Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4330968 | Two-tank high water pressure wet blasting machine with separate supply reservoir for abrasive particles | Shigeharu Kobayashi, Chiaki Hayashi | 1982-05-25 |
| 4319435 | Blasting machine for deburring workpieces | Shigenobu Suzuki, Kooichi Hayashi, Chiaki Hayashi, Shigeharu Kobayashi | 1982-03-16 |