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US Trademark Classification

Hinge pin door closers of metal 006-1754

金属铰链销闭门器

Chinese 金属铰链销闭门器
English Hinge pin door closers of metal
Spanish Cierres de puerta de metal con pasador de bisagra
Term ID
006-1754
Class
06
Type
Goods
Status
Active · added, not since modified (A)
Effective date
2020-01-01
Version
11-2020

Official English notes

Hinge pin door closers are springs under tension inside a casing, used to make doors self-closing. They are installed in place of the original pins in door hinges.