Nazar Muhammad, Mudassar Nazar & Saeed Anwar have done this before Imran Farhat is the 4th Pakistani opener who carry bat
Interestingly apart from Imran all other have done against India
Commentators were mentioning that the last Pakistani batsmen to carry his bat was Saeed Anwar against India (Kolkata,I think) in 1999. Been 10 years.