3x25mm, TX10

  • neidu3@sh.itjust.worksOP
    link
    fedilink
    English
    arrow-up
    4
    ·
    edit-2
    2 小时前

    The last related patent for Philips expired in the 60’s. No royalties are required since then. Also, the patents were filed with USPTO, which nobody outside the US care about.

    • iii
      link
      fedilink
      English
      arrow-up
      2
      arrow-down
      1
      ·
      8 小时前

      Exactly, phillips heads and others still being on patent, but not torx. Therefore torx being the budget option.