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公开(公告)号：US2513618A
公开(公告)日：1950-07-04
申请号：US3459548
申请日：1948-06-23
Applicant: BELLUM MABEL I
Inventor： BELLUM MABEL I
CPC classification number: A61F13/505 , A61F13/42 , A61F13/76
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