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经营范围
发明名称
Smoke filters
摘要
申请公布号
US3370595(A)
申请公布日期
1968.02.27
申请号
US19650423105
申请日期
1965.01.04
申请人
CELANESE CORPORATION
发明人
DAVIS HOWARD J.;BUSSE ROBERT F.;GEORGE THOMAS W.
分类号
A24D3/02
主分类号
A24D3/02
代理机构
代理人
主权项
地址
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