Henry Billings Brown,
National Hat-Pouncing Mach Company v…
“ The truth is, the essence of the Taylor invention was the guard, C, and the presser pin, L, and any argument which tends to prove that the feed roll was an essential part of the Eickemeyer device is equally cogent to show that the guard and presser pin are essential to the Taylor patent, since they were designed to take the place of the feed roll, and assist the operator in bringing every part of the hat in contact with the pouncing cylinder. ”
