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公开(公告)号：US2099238A
公开(公告)日：1937-11-16
申请号：US6867536
申请日：1936-03-13
Applicant: ALEXANDER SIMPSON
Inventor： ALEXANDER SIMPSON
IPC: A41D1/00
CPC classification number: A41D1/00
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公开(公告)号：US2004481A
公开(公告)日：1935-06-11
申请号：US67426533
申请日：1933-06-05
Applicant: ALEXANDER SIMPSON
Inventor： ALEXANDER SIMPSON
IPC: A41F9/02
CPC classification number: A41F9/02
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