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发明名称
Improvements in and relating to the production of felted fibrous material in sheet form
摘要
申请公布号
GB541646(A)
申请公布日期
1941.12.05
申请号
GB19400002311
申请日期
1940.02.06
申请人
PAPERCRETE LIMITED;MAURICE GEORGE ROBERT NEWBOULD
发明人
分类号
D21F1/60
主分类号
D21F1/60
代理机构
代理人
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