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发明名称
Slumber screen
摘要
申请公布号
US1979520(A)
申请公布日期
1934.11.06
申请号
US19330686120
申请日期
1933.08.21
申请人
IRENE ABRAMS MARY;GERTRUDE ABRAMS
发明人
ABRAMS MARY IRENE;ABRAMS GERTRUDE
分类号
A47C21/00
主分类号
A47C21/00
代理机构
代理人
主权项
地址
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