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发明名称
Method of producing alpha cellulose
摘要
申请公布号
US1918250(A)
申请公布日期
1933.07.18
申请号
US19300464717
申请日期
1930.06.28
申请人
ROZA JOAQUIN JULIO DE LA SR
发明人
JOAQUIN JULIO DE LA ROZA, SR.
分类号
D21C3/22;D21C3/26
主分类号
D21C3/22
代理机构
代理人
主权项
地址
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