No person, firm or corporation shall engage in business in or for intrastate commerce as a meat broker, renderer or animal food manufacturer or engage in business in such commerce as a wholesaler of any carcasses or parts or products of the carcasses of any cattle, sheep, swine, goats, horses, mules or other equines or poultry, whether intended for human food or other purposes, or engage in business as a public warehouseman storing any such articles in or for such commerce or engage in the business of buying, selling or transporting in such commerce any dead, dying, disabled or diseased animals or birds of the specified kinds or parts of the carcasses of any such animals or birds that died otherwise than by slaughter, unless, when required by regulations of the commissioner and in such manner as the commissioner has prescribed, he has registered with the commissioner his name and the address of each place of business at which and all trade names under which he conducts such business.