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公开(公告)号：US2465555A
公开(公告)日：1949-03-29
申请号：US67844146
申请日：1946-06-21
Applicant: SMITH ALEXANDER N
Inventor： SMITH ALEXANDER N
IPC: E05F17/00
CPC classification number: E05F17/004 , A47B96/16 , E05Y2201/62 , E05Y2201/626
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公开(公告)号：US2444753A
公开(公告)日：1948-07-06
申请号：US67844246
申请日：1946-06-21
Applicant: SMITH ALEXANDER N
Inventor： SMITH ALEXANDER N
IPC: A47J36/16
CPC classification number: A47J36/165
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