Invention Grant
US3445355A Method and composition for the electrolytic etching of beryllium-copper alloys 失效
二乙酸铜合金电解蚀刻的方法和组合

  • Patent Title: Method and composition for the electrolytic etching of beryllium-copper alloys
  • Patent Title (中): 二乙酸铜合金电解蚀刻的方法和组合
  • Application No.: US3445355D
    Application Date: 1966-07-15
  • Publication No.: US3445355A
    Publication Date: 1969-05-20
  • Inventor: WOODBERRY PAUL TKORETZKY HERMAN
  • Applicant: IBM
  • Assignee: Ibm
  • Current Assignee: Ibm
  • Priority: US56538666 1966-07-15
  • Main IPC: C25F3/02
  • IPC: C25F3/02 C23B3/02
Method and composition for the electrolytic etching of beryllium-copper alloys
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