<p>An improved disk shaped implement with protruded rims is employed in throwing games. The continuous peripheral groove and the cave-in formation of the rim provide better gripping for the hand of the user. The rims and other elements of the disk are symmetrically designed so that the disk can be thrown in both the upright and reversed positions.</p>
申请公布号
CA1201734(A)
申请公布日期
1986.03.11
申请号
CA19850489577
申请日期
1985.08.20
申请人
FUNG, MIKE P., 589 CANNING ST. MONTREAL QUEBEC H3J 2R1
发明人
FUNG, MIKE P., 589 CANNING ST. MONTREAL QUEBEC H3J 2R1