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公开(公告)号：US1494162A
公开(公告)日：1924-05-13
申请号：US43560121
申请日：1921-01-07
Applicant: FITZGERALD MFG CO
Inventor： FITZGERALD PATRICK J
IPC: A61H23/02
CPC classification number: A61H23/0254 , A61H2201/0153 , A61H2201/0165 , A61H2201/0169 , A61H2201/1678
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