Mich. Comp. Laws § 290.136
That no dealer shall be prosecuted under the provisions of this act when he can establish a guaranty signed by the manufacturer, wholesaler, jobber, or other party residing within the United States from whom such climax baskets, baskets, or other containers, as defined in this act, were purchased, to the effect that said climax baskets, baskets, or other containers are correct within the meaning of this act. Said guaranty, to afford protection, shall contain the name and address of the party or parties making the sale of climax baskets, baskets, or other containers to such dealer, and in such case said party or parties shall be amenable to the prosecution, fines, and other penalties which would attach in due course to the dealer under the provisions of this act.
MCL 290.136