FIG. 1 is a front view of a sealing blade for working machine, showing my new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is an enlarged front view thereof taken along lines 7-7 shown in FIG. 1;
FIG. 8 is an enlarged top view thereof taken along lines 8-8 shown in FIG. 3;
FIG. 9 is an enlarged bottom view thereof taken along lines 9-9 shown in FIG. 4; and,
FIG. 10 is an enlarged left side view thereof.
The portions of the sealing blade for working machine shown in broken lines form no part of the claimed design.
The dashed-dotted line showings of FIGS. 1, 3, 4, and 6-10 illustrate boundaries between the claimed design and environmental features.