Showing 1 - 4 results of 4 for search '"патент"', query time: 0.01s Refine Results
  1. 1
    Published 1994
    Subjects: “…Лавлах хэвлэл Патент…”
    Unknown
  2. 2
    by Устинов Б.
    Published 1956
    Subjects: “…Техникийн шинжлэх ухаан Зохион бүтээхүй ба патент…”
    Book
  3. 3
  4. 4
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