322.17  Copy of contract to buyer.
  A copy of every retail installment contract shall be furnished to the buyer at the time of the execution of the contract. An acknowledgment by the buyer contained in the body of the retail installment contract of the delivery of a copy thereof shall be conclusive proof of delivery in any action or proceeding by or against any assignee of a retail installment contract.
[C58, 62, 66, 71, 73, 75, 77, 79, 81, §322.17]