约 348,000 个结果
在新选项卡中打开链接
  1. IP Symbols: What They Mean, Why They Matter and What They …

  2. Patent symbol: What is a patent symbol and how to use it

  3. What do the ™, ℠, ®, ©, and “Pat. Pend.” Symbols Mean?

  4. International Patent Classification (IPC) - WIPO

  5. About the International Patent Classification - WIPO

  6. Common Intellectual Property Abbreviations and Symbols

  7. Intellectual Property Symbols and Their Uses - Suiter Swantz IP

  8. Patent Pending Symbol: When and How To Use It for Your …

  9. Patent Drawing Symbols: Everything You Need To Know