COPYRIGHT CERTIFICATE OF ANTERIORITY
To whom it may concern
Perpetual Calendar
- Owner: GUANGCHAO SUN
- Certificate Status:
- Copyright Number: DEP637618582055045723
- Deposit Date: 7/14/2021 9:17:07 AM
- MD5: ap/dj1iGPKhZbD/40CN1Nw==
This Is A Perpetual Calendar.Turn the circle to change the date.We Have The 3d Designs And Photos.
This certificate provides signature and time-stamping associated with a official public notary + provides a proof that is indisputable.