1. A pattern collation device for comparing and collating a graphic form to be examined and a model graphic form as a graphic form based on which comparison is made, comprising: deformation estimating means for estimating deformation generated in a graphic form to be examined which is a graphic form as an object of examination based on information about a feature point indicative of features in each of the graphic form to be examined in question and a model graphic form as a graphic form based on which comparison is made, and deformation correcting means for correcting the graphic form to be examined in question based on information about the deformation estimated by said deformation estimating means.