Inventor
LUTZKE GERALD E
US3 patents
Patents
3 patentsUS5806214ASep 15, 1998
Support wheels mounted in the vicinity of the center of gravity of a snowplow
DOUGLAS DYNAMICS LLC63 citations91
US5806213ASep 15, 1998
Rotatable support wheels for a snowplow
DOUGLAS DYNAMICS LLC32 citations90
US6050008AApr 18, 2000
Vehicle mounted accessory assembly
DOUGLAS DYNAMICS LLC48 citations88