慶應義塾大学 商学部・商学研究科

新保一成 研究室

開発と環境の経済分析...

NIC 1998 - code 322

Structure

Hierarchy

  • Section: D - Manufacturing
  • Divsion: 32 - Manufacture of radio, television and communication equipment and apparatus
  • Group: 322 - Manufacture of television and radio transmitters and apparatus for line telephony and line telegraphy

Class

  • 3220 - Manufacture of television and radio transmitters and apparatus for line telephony and line telegraphy

Links