unique list from a list

[Jim O]

I there a way to create a list of unique excel items from a list of excel items with random repetition

Example col A col B col
type a 100 100
type b 10 30
type b 3 3
type c 2 4
type a 100 40

Answer col J col K col L
type a 200 140
type b 13 7
type c 2 4

Thanks in advanc

Jim