Cooking hob and cooktop

FIG. 1 is a perspective view of a cooking hob and cooktop showing our new design;

FIG. 2 is a rear side view thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a top plan view thereof.

The broken lines are included for the purpose of illustrating portions of the cooking hob and cooktop that form no part of the claimed design.