Display panel or screen with a graphical user interface

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

FIG. 2 is a front elevational view of a second embodiment thereof;

FIG. 3 is a front elevational view of a third embodiment thereof;

FIG. 4 is a front elevational view of a fourth embodiment thereof;

FIG. 5 is a front elevational view of a fifth embodiment thereof;

FIG. 6 is a front elevational view of a sixth embodiment thereof;

FIG. 7 is a front elevational view of a seventh embodiment thereof;

FIG. 8 is a front elevational view of an eighth embodiment thereof;

FIG. 9 is a front elevational view of a ninth embodiment thereof;

FIG. 10 is a front elevational view of a tenth embodiment thereof;

FIG. 11 is a front elevational view of an eleventh embodiment thereof;

FIG. 12 is a front elevational view of a twelfth embodiment thereof;

FIG. 13 is a front elevational view of a thirteenth embodiment thereof;

FIG. 14 is a front elevational view of a fourteenth embodiment thereof;

FIG. 15 is a front elevational view of a fifteenth embodiment thereof;

FIG. 16 is a front elevational view of a sixteenth embodiment thereof;

FIG. 17 is a front elevational view of a seventeenth embodiment thereof;

FIG. 18 is a front elevational view of a eighteenth embodiment thereof;

FIG. 19 is a front elevational view of a nineteenth embodiment thereof;

FIG. 20 is a front elevational view of a twentieth embodiment thereof;

FIG. 21 is a front elevational view of a twenty-first embodiment thereof;

FIG. 22 is a front elevational view of a twenty-second embodiment thereof;

FIG. 23 is a front elevational view of a twenty-third embodiment thereof;

FIG. 24 is a front elevational view of a twenty-fourth embodiment thereof;

FIG. 25 is a front elevational view of a twenty-fifth embodiment thereof;

FIG. 26 is a front elevational view of a twenty-sixth embodiment thereof;

FIG. 27 is a front elevational view of a twenty-seventh embodiment thereof;

FIG. 28 is a front elevational view of a twenty-eighth embodiment thereof;

FIG. 29 is a front elevational view of a twenty-ninth embodiment thereof; and,

FIG. 30 is a front elevational view of a thirtieth embodiment thereof.

The dot-dash broken line in all views showing of a display panel or screen is for illustrative purposes only and forms no part of the claimed design.