491.21  Signing and acknowledging of amendments.
  Such amendments need only be signed and acknowledged by such officers of the corporation as may be designated by the stockholders to perform such act.
[C97, §1615; S13, §1615; C24, 27, 31, 35, 39, §8361; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §491.21]