Listen to Patra Likhechho online. Patra Likhechho is a Bengali language song and is sung by Ruma Mukherjee and Kalyan Sen Barat. Patra Likhechho, from the album Ruma Mukhopadhyay-Abar Sakal Elo, was released in the year 2000. The duration of the song is 4:18. Download Bengali songs online from JioSaavn.