NH

Naruo Hasegawa

DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 1 patents #3 of 20Top 15%
Overall (1982): #41,438 of 81,411Top 55%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4334937 Process for improving decarburization resistance of chrome-molybdenum steel in sodium Shunichi Yuhara, Takashi Nakasuji, Norichika Aoki 1982-06-15