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发明名称
Форма с фильтрующими стенками для изготовления полых тел из бумажной массы
摘要
申请公布号
SU22613(A1)
申请公布日期
1931.08.31
申请号
SU19290053456
申请日期
1929.08.24
申请人
P.E. VINNERTTS
发明人
P.E. VINNERTTS
分类号
D21J3/10
主分类号
D21J3/10
代理机构
代理人
主权项
地址
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