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发明名称
Düse, insbesondere zum Spinnen für Kunstseide, sowie Verfahren zur Herstellung der ersteren.
摘要
申请公布号
AT119931(B)
申请公布日期
1930.11.25
申请号
ATD119931
申请日期
1927.11.22
申请人
CHARLES LESLIE WALKER
发明人
CHARLES LESLIE WALKER
分类号
主分类号
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代理人
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