发明授权
US1690481A Dyeing, printing, or stenciling of acetyl cellulose or products made therewith
失效
乙酰纤维素或其制成的产品的染色,印刷或模版
- 专利标题: Dyeing, printing, or stenciling of acetyl cellulose or products made therewith
- 专利标题(中): 乙酰纤维素或其制成的产品的染色,印刷或模版
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申请号: US4866625申请日: 1925-08-06
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公开(公告)号: US1690481A公开(公告)日: 1928-11-06
- 发明人: HOLLAND ELLIS GEORGE , OAKLAND GOLDTHORPE WILLIAM
- 申请人: CELANESE CORP
- 专利权人: Celanese Corp
- 当前专利权人: Celanese Corp
- 优先权: GB1690481X 1924-08-14
- 主分类号: D06P3/42
- IPC分类号: D06P3/42 ; D06P3/44
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