Invention Grant
US888963A Feed-cup for seed-drills. 失效
用于种子的饲料。

  • Patent Title: Feed-cup for seed-drills.
  • Patent Title (中): 用于种子的饲料。
  • Application No.: US1908414606
    Application Date: 1908-02-06
  • Publication No.: US888963A
    Publication Date: 1908-05-26
  • Inventor: DAHLUND FRANK
  • Applicant: DAHLUND FRANK
  • Assignee: Frank Dahlund
  • Current Assignee: Frank Dahlund
  • Priority: US1908414606 1908-02-06
Feed-cup for seed-drills.
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