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公开(公告)号：US2514769A
公开(公告)日：1950-07-11
申请号：US69199546
申请日：1946-08-21
Applicant: KISH ERNEST L , PULES MAURICE L
Inventor： KISH ERNEST L , PULES MAURICE L
IPC: A47K5/12
CPC classification number: A47K5/1214
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