Device Markings on R1172N331D-TR-FE

Does anyone know what the top markings are on RICOH MPN: R1172N331D-TR-FE?
We are seeing 2734B and 2736E, is this a date/lot code?

Hello @mdearman,

Welcome to the community! Could you send me a photo of the part marking in a private message?

Thank you,