HOME > Published patent applications > Detail[Published patent application] 永久磁石型多段六極磁子装置及び六極磁子焦点距離調整方法2013-01-31. 2013020885 (Google Patents) , 5765708NIMS author(s)YAMAUCHI, YasushiKURAHASHI, MitsunoriCreated at :2023-07-22 21:45:34 +0900 Updated at :2023-07-22 21:45:34 +0900