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US Trademark Classification

Designing of heat exchangers 042-1410

热交换器设计

Chinese 热交换器设计
English Designing of heat exchangers
Spanish Diseño de intercambiadores de calor
Term ID
042-1410
Class
42
Type
Services
Status
Active · added, not since modified (A)
Effective date
2009-08-27
Version
09-2007