COPYRIGHT CERTIFICATE OF ANTERIORITY
To whom it may concern
Miniature Musical Instrument
- Owner: YAN GAO
- Certificate Status:
- Copyright Number: DEP637722037764186825
- Deposit Date: 11/11/2021 4:06:59 AM
- MD5: 2XD3eKJ2TNfJek4K5IF59Q==
Miniature Musical Instrument
This certificate provides signature and time-stamping associated with a official public notary + provides a proof that is indisputable.