The ornamental design for a ventilated ribgunsight, substantially as shown and described.
FIG. 1 is a partial side elevation view of a ventilated rib gun sight in
accordance with the present invention;
FIG. 2 is a top plan view thereof with portions of the ribbed pattern
having been omitted for convenience of illustration;
FIG. 3 is a fragmentary view similar to FIG. 1 but on an enlarged scale;
and
FIG. 4 is a cross-sectional view transverse to the fragmentary section of
FIG. 3.
The ventilated rib gun sight has been shown broken away in FIGS. 1 and 2 to
indicate indeterminate length, and the broken line showing of the gun
barrel in FIG. 1 is for illustrative purposes only.