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发明名称
Cell for use in spinning cellulose acetate in the dry process
摘要
申请公布号
US1970384(A)
申请公布日期
1934.08.14
申请号
US19280271911
申请日期
1928.04.21
申请人
RUTH-ALDO COMPANY INC.
发明人
MANCINI UGO
分类号
D01D5/04
主分类号
D01D5/04
代理机构
代理人
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地址
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