HOME > Published patent applications > Detail[Published patent application] 燃焼炎を用いたセラミックスの簡易エッチング法1994-04-15. H06102159 (Google Patents) , 1991518NIMS author(s)OKADA, KatsuyukiCreated at :2023-07-22 21:44:30 +0900 Updated at :2023-07-22 21:44:30 +0900