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发明名称
Heat insulating material
摘要
申请公布号
US2720909(A)
申请公布日期
1955.10.18
申请号
US19530352380
申请日期
1953.05.01
申请人
N. ERLANGER, BLUMGART & CO. INC.
发明人
EHRLICH JOSEPH R.
分类号
D04H13/00;E04C2/16
主分类号
D04H13/00
代理机构
代理人
主权项
地址
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