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US Trademark Classification

Drill pipe attachments, namely, metal drill collars 006-1035

钻杆附件,即金属钻铤

Chinese 钻杆附件,即金属钻铤
English Drill pipe attachments, namely, metal drill collars
Spanish Accesorios para tuberías de perforación, a saber, collares de perforación metálicos
Term ID
006-1035
Class
06
Type
Goods
Status
Active · added, not since modified (A)
Effective date
2010-06-17
Version
09-2007