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公开(公告)号:US2466902A
公开(公告)日:1949-04-12
申请号:US71124246
申请日:1946-11-21
Applicant: OLIN IND INC
Inventor: LOCHHEAD JOHN L
IPC: F41A3/32 , F41A5/10
CPC classification number: F41A3/32 , F41A5/10