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公开(公告)号：US1421645A
公开(公告)日：1922-07-04
申请号：US43487321
申请日：1921-01-04
Applicant: STUART WILSON DONALD
Inventor： STUART WILSON DONALD
IPC: A45D40/00
CPC classification number: A45D40/00 , Y10S206/823
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