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发明名称
Improved non-combustible roving or yarn
摘要
申请公布号
GB526983(A)
申请公布日期
1940.09.30
申请号
GB19390009999
申请日期
1939.03.30
申请人
ROCKBESTOS PRODUCTS CORPORATION
发明人
分类号
D02G3/18
主分类号
D02G3/18
代理机构
代理人
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