The ornamental design for a castiron pan, as shown and described.
A portion of the disclosure of this patent document contains material that is subject to copyright protection. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or patent disclosure as it appears in the Patent and Trademark office, patent file or records, but otherwise reserves all copyright rights whatsoever.
FIG. 1 is a front perspective view of the claimed design.
FIG. 2 is a back perspective view of the claimed design.
FIG. 3 is a front view of the claimed design.
FIG. 4 is a back view of the claimed design.
FIG. 5 is a right view of the claimed design.
FIG. 6 is a left view of the claimed design.
FIG. 7 is a bottom view of the claimed design.
FIG. 8 is a top view of the claimed design; and,
FIG. 9 is a cross-sectional view taken through line 9 of FIG. 3.
The broken lines shown in the drawings are for illustrative purposes only and form no part of the claimed design.