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公开(公告)号：US3228439A
公开(公告)日：1966-01-11
申请号：US32611163
申请日：1963-11-26
Applicant: SOEDERHAMNS VERKSTAEDER A B
Inventor： ARNOLD JONSSON KARL-ERIK , OLOF JOHANSSON NILS
IPC: B27L1/04
CPC classification number: B27L1/045
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