doi:US3338631 ARichard E HydePaul C SmithUSUS3338631 * 1965年12月30日 1967年8月29日 Strolee Of California Inc Infant's car seat
and to solve problems that parents can do nothing during driving when a child falls asleep with his/her head down in a backseat and that a junior seat with a backrest and a headrest made as a child car seat for babies becomes unnecessary as a baby grows up, takes up a large space, ...