The ornamental design for a bellowsunit for aspirator or resuscitator for newborn animals, as shown and described.
FIG. 1 is an isometric view of a bellows unit for an aspirator or
resuscitator for newborn animals or the like showing my new design;
FIG. 2 is a left end elevational view thereof;
FIG. 3 is a right end elevational view thereof;
FIG. 4 is a side elevational view thereof.
Except for the appearance of the hexagonal nut shown in FIGS. 1 and 2, the
appearance of the elevation view of the design as shown in FIG. 4 is the
same when viewed from any angle about the horizontal axis thereof.