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经营范围
发明名称
Combined ironing board and stepladder
摘要
申请公布号
US2401311(A)
申请公布日期
1946.06.04
申请号
US19450586358
申请日期
1945.04.03
申请人
MAYHUGH JOEL W
发明人
MAYHUGH JOEL W.
分类号
E06C1/00
主分类号
E06C1/00
代理机构
代理人
主权项
地址
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