Thumb piano
Description
Claims
The ornamental design for a thumb piano, as shown and described.
Referenced Cited
Patent History
Patent number: D998691
Type: Grant
Filed: Aug 20, 2021
Date of Patent: Sep 12, 2023
Inventor: Yuanbiao Liao (Shenzhen)
Primary Examiner: R. Johnson
Application Number: 29/804,609
Type: Grant
Filed: Aug 20, 2021
Date of Patent: Sep 12, 2023
Inventor: Yuanbiao Liao (Shenzhen)
Primary Examiner: R. Johnson
Application Number: 29/804,609
Classifications
Current U.S. Class:
Piano Or Cabinet Therefor (D17/7)