617.2007  Sponge packing and marketing corporations.--Persons engaged in the business of buying, selling, packing, and marketing commercial sponges may incorporate under this act to aid in facilitating the orderly cooperative buying, selling, packing, and marketing of commercial sponges. Such association is not a combination in restraint of trade or an illegal monopoly or an attempt to lessen competition or fix prices arbitrarily, and any marketing contract or agreement by the corporation and its members, or the exercise of any power granted by this act is not illegal or in restraint of trade.