My last net aerial (indoor) I bought was in year 2002 or 2003, I dont remember exactly. It was in Lamington Road area of Grant Road, Mumbai. However, in 2014 when I visited that area again, I inquired in every shop but none of them carry it anymore. It used to come in a plastic bag with a paper photo of Eagle inside it.
Someone can try somewhere in New Delhi near Chandni Chowk area.