US PATENT SUBCLASS 473 / FOR 151
.~.~.~ Weighted (273/65EC)
Current as of:
June, 1999
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473 /
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GAMES USING TANGIBLE PROJECTILE
FOR 134
DF
BALLS (273/58R)
{14}
FOR 143
DF
.~ Football and basketball (273/65R) {6}
FOR 148
DD
.~.~ Casings (273/64E) {7}
FOR 151
.~.~.~ Weighted (273/65EC)