| 摘要 |
1503975 Lifejackets RFD INFLATABLES Ltd 27 Oct 1976 [19 Nov 1975] 47665/75 Heading B7A To prevent it slipping over the head of a wearer, a lifejacket has an inflatable part 5 adjacent its neck aperture and in communication with the main inflatable part of the jacket which overlies the wearer's chest so that when the lifejacket is inflated the part 5 inflates to engage under the wearer's chin. The part 5 may be formed by a patch. |
