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公开(公告)号：US2285105A
公开(公告)日：1942-06-02
申请号：US27872139
申请日：1939-06-12
Applicant: ELLA BACHER
Inventor： ELLA BACHER
CPC classification number: A61H15/02 , A61H2015/0064 , A61H2201/0207 , A61H2201/0228 , A61H2201/0242 , A61H2201/105
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