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公开(公告)号：US3416450A
公开(公告)日：1968-12-17
申请号：US58748266
申请日：1966-10-18
Applicant: DYNAMIT NOBEL AG
Inventor： KURT BALLREICH , ALFRED KETTERL , WOLFGANG SPRANGER
IPC: F42B3/117
CPC classification number: F42B3/117
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