Cheers,
I've just added Indian and Casal to my list Morini engined manufactures. Here's my list so far:
Aprilia, Baretta, Beta, Bianchi, BSA, Casal, Fantic, Garelli, Husqvarna, Intramotor, Italjet, Indian, KTM, LEM, Macbor (Spain), Malaguti, Mecatecno, Monark, Oscar, Paloma, Proxon, Rivara, TM Racing and Viking.