The ornamental design for a gravesidekeepsakestoringdevice, as shown and described.
FIG. 1 is a perspective view of a graveside keepsake storing device from the top and front according to the present design, the broken lines to the post is for illustrative purposes only and forms no part of the claimed design;
FIG. 2 is a perspective view thereof, from the top and front of the graveside keepsake storing device, the broken lines to the mount and gravestone are for illustrative purposes only and form no part of the claimed design;
FIG. 3 is a perspective view thereof, from the top and front with the lid in an open position, the undisclosed interior is not part of the claimed design;
FIG. 4 is a front view of said graveside keepsake storing device;
FIG. 5 is a back view of said graveside keepsake storing device;
FIG. 6 is a left side view of said graveside keepsake storing device;
FIG. 7 is a right side view of said graveside keepsake storing device;
FIG. 8 is a top plan view of said graveside keepsake storing device;
FIG. 9 is a bottom plan view of said graveside keepsake storing device; and,
FIG. 10 is a back view of a second embodiment of the graveside keepsake storing device of FIG. 1 having a characteristic feature of a recessed portion in surface of the back, it being understood that all other surfaces are the same as those of the first embodiment.
Elements shown in dashed lines are not part of the claimed subject matter.