Display Panel or Screen with a Graphical User Interface

FIG. 1 is a front view of a display panel or screen with a graphical user interface showing the first embodiment of our novel design;

FIG. 2 is a second embodiment thereof;

FIG. 3 is a third embodiment thereof;

FIG. 4 is a fourth embodiment thereof;

FIG. 5 is a fifth embodiment thereof;

FIG. 6 is a sixth embodiment thereof;

FIG. 7 is a seventh embodiment thereof;

FIG. 8 is an eighth embodiment thereof; and,

FIG. 9 is a ninth embodiment thereof.

The broken line showing of the display panel or screen and portions of the graphical user interface form no part of the claimed design.