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US Trademark Classification

Drilling of deep oil or gas-wells 037-1190

深层油井或气井钻探

Chinese 深层油井或气井钻探
English Drilling of deep oil or gas-wells
Spanish Perforación de pozos profundos de petróleo o gas
Term ID
037-1190
Class
37
Type
Services
Status
Active · example of an acceptable identification (X)
Effective date
2015-12-24
Version
10-2015