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发明名称
Thermostiffening sheet material and process of making same
摘要
申请公布号
US2596136(A)
申请公布日期
1952.05.13
申请号
US19500170687
申请日期
1950.06.27
申请人
BECKWITH MANUFACTURING COMPANY
发明人
ERNST WENTWORTH A.
分类号
A43B23/16
主分类号
A43B23/16
代理机构
代理人
主权项
地址
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