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经营范围
发明名称
Production of materials, decorative articles, and protecting linings or the like, bythe transformation of fibrous cellulose materials
摘要
申请公布号
US1970273(A)
申请公布日期
1934.08.14
申请号
US19320621644
申请日期
1932.07.09
申请人
GUIDO BOTTS
发明人
BOSSO VALENTINO;SILVESTRINI NICOLO;SACCHI FRANCESCO
分类号
D21J1/00
主分类号
D21J1/00
代理机构
代理人
主权项
地址
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