専せん売ばい特とっ許きょ品ひん

noun

patented article

A product protected by a patent, often used in commercial or legal contexts.

• この部ぶ品ひんは専せん売ばい特とっ許きょ品ひんなので、他た社しゃは製せい造ぞうできません。

  This part is a patented article, so other companies cannot manufacture it.