US Trademark Classification US09 Scientific and electronic apparatus 电门铃装饰罩（009-6941） Class 09 电门铃装饰罩 009-6941 Chinese 电门铃装饰罩 English Decorative covers for electric door chimes Term ID 009-6941 Class 09 Type Goods Status Active · added, not since modified (A) Effective date 2024-06-13 Version 12-2024