The English band The Who produced a very varied repertoire of music over the years. The Who have released: rock, art rock, pop rock, power pop and protopunk.

There are debates whether they are a pop band or rock band. But based on what the band themselves have said they want to bring a kind of rock into pop music. So i would say pop rock is what they are.

The West Coast Pop Art Experimental Band was created in 1966.

No they were a pop band.

The Polish band Kompi were a rock band from the 1970's. They become well known for a characterised sound that came from programmed state of the art electronic instruments.