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1.发明授权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
公开(公告)号：US1690481A
公开(公告)日：1928-11-06
申请号：US4866625
申请日：1925-08-06
Applicant: CELANESE CORP
Inventor： HOLLAND ELLIS GEORGE , OAKLAND GOLDTHORPE WILLIAM
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