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Invention Grant
US979820A Flotation-tank for ore-dressing. 失效
浮选槽用于连接。

  • Patent Title: Flotation-tank for ore-dressing.
  • Patent Title (中): 浮选槽用于连接。
  • Application No.: US1910559999
    Application Date: 1910-05-07
  • Publication No.: US979820A
    Publication Date: 1910-12-27
  • Inventor: BEHREND SAMUEL K
  • Applicant: BEHREND SAMUEL K
  • Assignee: Samuel K Behrend
  • Current Assignee: Samuel K Behrend
  • Priority: US1910559999 1910-05-07
Flotation-tank for ore-dressing.
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