Child restraints for vehicles; car seats for infants and children; booster cushions and seats for vehicles; restraint capsules for babies, infants and children; restraint harnesses for vehicles; infant and invalid harnesses for vehicles; safety belts for vehicles; wheeled apparatus for the carriage of babies, infants and children including baby carriages, strollers, perambulators and pushers; covers and hoods for wheeled apparatus for the carriage of babies, infants and children including baby carriages, strollers, perambulators and pushers; bicycle chairs for children; child carriers for bicycles; parts and accessories for the foregoing in this class