Each rear license plate holder must be designed and constructed to provide a substantial plane surface on which to mount the plate. (law.cornell.edu)
But the modularity is identical, as the backrest of the bench features a 40/20/40 % split and, by folding it, there is a perfectly plane surface. (mercedesblog.com)
Quadratura refers to the Renaissance technique to create three - dimensional effects on plane surfaces. (bildmuseet.umu.se)