US Trademark Classification US07 Machinery 燃油喷嘴（007-4909） Class 07 燃油喷嘴 007-4909 Chinese 燃油喷嘴 English Fuel nozzles Term ID 007-4909 Class 07 Type Goods Status Active · added, not since modified (A) Effective date 2026-01-01 Version 13-2026