发明授权
US1877315A Brominated vat dyestuffs of the anthanthrone series and process of making same 失效
蒽醌系列的溴化瓮染料及其制备方法

  • 专利标题: Brominated vat dyestuffs of the anthanthrone series and process of making same
  • 专利标题(中): 蒽醌系列的溴化瓮染料及其制备方法
  • 申请号: US41331929
    申请日: 1929-12-11
  • 公开(公告)号: US1877315A
    公开(公告)日: 1932-09-13
  • 发明人: RICHARD HERZWERNER ZERWECK
  • 申请人: GEN ANILINE WORKS INC
  • 专利权人: GAF Chemicals Corp
  • 当前专利权人: GAF Chemicals Corp
  • 优先权: US41331929 1929-12-11; US14569726 1926-11-01
  • 主分类号: C09B3/66
  • IPC分类号: C09B3/66
Brominated vat dyestuffs of the anthanthrone series and process of making same
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