The ornamental design for an autonomousmobileplatform, as shown and described.
FIG. 1 is a side view of a autonomous mobile platform.
FIG. 2 is a front view of a autonomous mobile platform.
FIG. 3 is a back view of a autonomous mobile platform.
FIG. 4 is a top view of a autonomous mobile platform.
FIG. 5 is a bottom view of a autonomous mobile platform.
FIG. 6 is an elevated perspective view from the rear of a autonomous mobile platform.
FIG. 7 is an elevated perspective view from the front of a autonomous mobile platform.
FIG. 8 is a side view of a autonomous mobile platform shown with an attachment; and,
FIG. 9 is an elevated perspective view from the rear of a autonomous mobile platform shown in condition of use with an attachment including a tow bar and cart.
In the drawings, the broken lines depict an attachment including a tow bar and cart which form no part of the claimed design.