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发明名称
Improvements in or relating to waterproof laminated sheet material and method of making such material
摘要
申请公布号
GB730052(A)
申请公布日期
1955.05.18
申请号
GB19520029245
申请日期
1952.11.19
申请人
BENJAMIN MESSING
发明人
分类号
A47B96/20;B32B27/00
主分类号
A47B96/20
代理机构
代理人
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