Patent classifications
A
HUMAN NECESSITIES
Load children
A63
SPORTS; GAMES; AMUSEMENTS
Load children
A63C
SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
Load children
2203/00
Special features of skates, skis, roller-skates, snowboards and courts
Load children Filter patents View analytics View as hierarchy
A63C2203/52
Direct actuation of steering of roller skate or skateboards, e.g. by a foot plate
Filter patents View analytics View as hierarchy