474 F.2d 1351
177 U.S.P.Q. 247
Air Shield
v.
Air Reduction
71-1453, 71-1454
UNITED STATES COURT OF APPEALS Seventh Circuit
3/2/73
N.D.Ill., 331 F.Supp. 673
AFFIRMED
474 F.2d 1351
177 U.S.P.Q. 247
Air Shield
v.
Air Reduction
71-1453, 71-1454
UNITED STATES COURT OF APPEALS Seventh Circuit
3/2/73
N.D.Ill., 331 F.Supp. 673
AFFIRMED