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发明名称
Improvements relating to the extrusion of fused filament-forming compositions
摘要
申请公布号
GB573324(A)
申请公布日期
1945.11.15
申请号
GB19430019647
申请日期
1943.11.24
申请人
HENRY DREYFUS
发明人
分类号
D01D1/04
主分类号
D01D1/04
代理机构
代理人
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