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公开(公告)号：US2063922A
公开(公告)日：1936-12-15
申请号：US74994734
申请日：1934-10-25
Applicant: GREENBERG MORRIS W
Inventor： GREENBERG MORRIS W
IPC: A41H1/02
CPC classification number: A41H1/02
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公开(公告)号：US1612012A
公开(公告)日：1926-12-28
申请号：US75506824
申请日：1924-12-10
Applicant: GREENBERG MORRIS W
Inventor： GREENBERG MORRIS W
IPC: A41H1/02
CPC classification number: A41H1/02
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