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US Trademark Classification

Metal drill pipes for use in well boring 006-1033

钻井用金属钻杆

Chinese 钻井用金属钻杆
English Metal drill pipes for use in well boring
Spanish Tubos de perforación metálicos para uso en perforación de pozos
Term ID
006-1033
Class
06
Type
Goods
Status
Active · added, not since modified (A)
Effective date
2010-06-17
Version
09-2007