The ornamental design for the ceiling fan bladeiron, as shown and described.
FIG. 1 is a bottom view of a ceiling fan blade iron embodying my new
design;
FIG. 2 is an end view of the ceiling fan blade iron;
FIG. 3 is another end view of the ceiling fan blade iron;
FIG. 4 is a side view of the ceiling fan blade iron; and,
FIG. 5 is a perspective view of the ceiling fan blade iron; the broken
lines showing a fan blade are for illustrative purposes only and form no
part of the claimed design.