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经营范围
发明名称
Air filtering material
摘要
申请公布号
US2353936(A)
申请公布日期
1944.07.18
申请号
US19410419620
申请日期
1941.11.18
申请人
OWENS-CORNING FIBERGLAS CORPORATION
发明人
SMITH IRVING NEWTON
分类号
B01D39/20;B01D46/00
主分类号
B01D39/20
代理机构
代理人
主权项
地址
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