| 473 / | HD | GAMES USING TANGIBLE PROJECTILE |
|
| FOR 134 |  | BALLS (273/58R) {14} |
| FOR 135 | DF | .~> Baseball (273/60R) {2} |
| FOR 138 | DD | .~> Tennis (273/61R) {4} |
| FOR 143 | DF | .~> Football and basketball (273/65R) {6} |
| FOR 157 | DD | .~> Solid and covered (273/58A) |
| FOR 158 | DD | .~> Hollow: single layer (273/58B) |
| FOR 159 | DD | .~> Plural layer (273/58BA) |
| FOR 160 | DD | .~> Tethered (273/58C) |
| FOR 161 | DD | .~> Skeleton (273/58D) |
| FOR 162 | DD | .~> Sounding (273/58E) |
| FOR 163 | DD | .~> Loose internal elements (273/58F) |
| FOR 164 | DD | .~> Including electrical components (273/58G) |
| FOR 165 | DD | .~> Liquid containing (273/58H) |
| FOR 166 | DD | .~> rubber formulation (273/58J) |
| FOR 167 | DD | .~> Surface projections (273/58K) |