Mostly Cobain was played Fender Electric guitars such as :
1. Fender Mustangs.
Kurt said that his favorite guitar was a Mustang. One of the most note-worthy of the assorted lefty Mustangs he used was a 1969 Lake Placid Blue "competition" Mustang.
2. Fender Jaguars.
Kurt's main guitar during the Nevermind era was a 1965 sunburst (red faded out) Fender Jaguar
3. Fender Stratocasters.
Japanese preferred, because of availability and smaller frets.
4. Fender Telecasters