Drainage strainer

[0001]FIG. 1 is a perspective view of a drainage strainer having a plurality of radial protrusions on a top surface thereof.

[0002]FIG. 2 is a top plan view of the drainage strainer of FIG. 1.

[0003]FIG. 3 is a bottom view of the drainage strainer of FIG. 1.

[0004]FIG. 4 is a front view of the drainage strainer of FIG. 1.

[0005]FIG. 5 is a rear view of the drainage strainer of FIG. 1.

[0006]FIG. 6 is a left side view of the drainage strainer of FIG. 1; and,

[0007]FIG. 7 is a right side view of the drainage strainer of FIG. 1.

[0008]The broken lines depict portions of the drainage stainer that form no part of the claimed design.