The ornamental design for an adjustable readily detachable picturehanging device, as shown and described.
FIG. 1 is a perspective view of an adjustable readily detachable picture
hanging device showing its attachment to the back of a picture shown in
dash lines for purposes of illustration;
FIG. 2 is a perspective view of one side and end of one of two similar
plugs shown in FIG. 1;
FIG. 3 is a perspective view of the other end and side of the plug shown in
FIG. 2;
FIG. 4 is a cross-sectional view of FIG. 2 taken along the line 4--4; and
FIGS. 5, 6 and 7 are perspective views of the sequential steps of mounting
one of the plugs of the invention at a selected point along a frame
supporting cord of the picture frame shown in cooperation with an eye
screw.