Australian Trademark Classification
drilling muds for use in oil-well drilling 66019
用于油井钻探的钻井泥浆
Chinese
用于油井钻探的钻井泥浆
English
drilling muds for use in oil-well drilling
Spanish
lodos de perforación para uso en la perforación de pozos petrolíferos
- Site ref.
- 66019
- Class
- 01