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公开(公告)号:US2350804A
公开(公告)日:1944-06-06
申请号:US35433040
申请日:1940-08-26
Applicant: MASAKI OHTA
Inventor: MASAKI OHTA
IPC: C07H17/07
CPC classification number: C07H17/07
公开(公告)号:US2350804A
公开(公告)日:1944-06-06
申请号:US35433040
申请日:1940-08-26
Applicant: MASAKI OHTA
Inventor: MASAKI OHTA
IPC: C07H17/07
CPC classification number: C07H17/07