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公开(公告)号:US2628519A
公开(公告)日:1953-02-17
申请号:US7662149
申请日:1949-02-15
Applicant: HAND WILFRED C
Inventor: HAND WILFRED C
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公开(公告)号:US2118083A
公开(公告)日:1938-05-24
申请号:US15495937
申请日:1937-07-22
Applicant: HAND WILFRED C
Inventor: HAND WILFRED C
IPC: A45D34/04
CPC classification number: A45D34/04 , A45D2200/1018 , A45D2200/1036
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公开(公告)号:US2626855A
公开(公告)日:1953-01-27
申请号:US17036750
申请日:1950-06-26
Applicant: HAND WILFRED C
Inventor: HAND WILFRED C
CPC classification number: G01N31/22 , A23B4/00 , A23B4/14 , Y10S428/913
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公开(公告)号:US2140009A
公开(公告)日:1938-12-13
申请号:US17992437
申请日:1937-12-15
Applicant: HAND WILFRED C
Inventor: HAND WILFRED C
IPC: A45D34/04
CPC classification number: A45D34/04 , A45D2200/1018 , A45D2200/1036
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