A person shall register his name, the address of each place of business, and every trade name under which he conducts business, when required by the Secretary, if he engages in any of the following businesses in or for intrastate commerce: Poultry products broker, renderer, or animal food manufacturer; Wholesaler of any poultry carcass or any part or product of it; Public warehouseman storing any poultry carcass or any part or product of it in or for intrastate commerce; or Buyer, seller, or transporter of dead, dying, disabled, or diseased poultry, or parts of any carcass of poultry, that died otherwise than by slaughter.