油井用金属套管 11438
Chinese
油井用金属套管
English
Casings of metal for oilwells
- Site ref.
- 11438
- Class
- 06
- Included in
- Harmonised Database (HDB)
Corresponding item in the CNIPA Table of Similar Goods and Services: 油井用金属套管（060337） similar group 0602
Matched automatically by Nice class and official English term; rely on each office's official text before filing.