| 473 / | HD | GAMES USING TANGIBLE PROJECTILE |
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| 569 |  | PROJECTILE, PER SE; PART THEREOF OR ACCESSORY THEREFOR {28} |
| 570 | DF | .~> With light-emitting, electrical, magnetic, or rotatable inertial means or having boundary-detector activating means |
| 571 | DF | .~> With sound-producing means |
| 572 | DF | .~> Having suction cup |
| 573 | DF | .~> Having bristled, hooked, or looped surface for adherence to complementarily surfaced means (e.g., Velcro@ material, etc.) |
| 574 | DF | .~> Having means for nonpenetrating adherence to complementarily surfaced means (e.g., tacky surface, etc.) |
| 575 | DF | .~> Having attached or means for attaching thereto tether, elongated flaccid streamer, or the like {1} |
| 577 | DF | .~> Scattershot, material dispensing upon impact, openable to expose interior chamber, or having parts adapted to move away from, or be separated from, one another upon impact |
| 578 | DF | .~> Arrow, dart, or shuttlecock; part thereof {4} |
| 587 | DF | .~> Curling stone |
| 588 | DF | .~> Disk- or ring-shaped (e.g., ice hockey puck, etc.) {1} |
| 590 | DF | .~> Boomerang |
| 591 | DF | .~> Horseshoe |
| 592 | DF | .~> Tipcat |
| 593 | DF | .~> Having self-contained means for inflating, pressurizing, reinflating, or repressurizing projectile with fluid or comprising reinflating or repressurizing method |
| 594 | DF | .~> Having loose internal element, containing or adapted to contain liquid, or comprising spherically configured ball having variable or eccentric center of gravity |
| 595 | DF | .~> Having means other than ellipsoidal spheroid shape (e.g., football shaped, etc.) to produce erratic or unpredictable rebounding or rolling thereof |
| 596 | DF | .~> Having handle or surface configuration for enhancing user's handgrip thereon {1} |
| 598 | DF | .~> Comprising casing or cover having stitched seam or laced closure; blank for such casing or cover (e.g., casing of baseball, etc.) {1} |
| 600 | DF | .~> Having solid core within outer cover; core or cover therefor (e.g., baseball, etc) {1} |
| 603 | DF | .~> Having fluid-retaining bladder removable from within enclosing cover or casing (e.g., football, etc.) |
| 604 | DF | .~> Having hollow core or bladder enclosed within cover (e.g., basketball, soccer-ball, tennis ball, etc.) {2} |
| 607 | DF | .~> Comprising cover for core; blank or closure therefor {1} |
| 609 | DF | .~> Having hollow, fluid-impervious shell, core, or bladder {1} |
| 611 | DF | .~> Comprising opening, valve, or inflation tube for insertion of fluid |
| 612 | DF | .~> Having visible skeletal structure |
| 613 | DF | .~> Having fluid-dynamic means other than stitched seam or textured surface to alter, stabilize, or retard passage of projectile through the fluid (e.g., spiral fluting to impart spin, etc.) |
| 614 | DF | .~> Having projections extending outwardly from external surface or consisting of a mass of radially oriented filaments |
| 615 | DF | .~> Player held or worn means for enhancing movement of projected projectile (e.g., a handheld, ball-curving assist means, etc.) |