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发明名称
Improvements in or relating to mattresses
摘要
申请公布号
GB505619(A)
申请公布日期
1939.05.10
申请号
GB19370030810
申请日期
1937.11.10
申请人
THE CROWN BEDDING COMPANY LIMITED;LIONEL SELBY WALLIS
发明人
分类号
A47C27/04;A47C27/05
主分类号
A47C27/04
代理机构
代理人
主权项
地址
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