| 摘要 |
1,209,767. Seats. S. HILLE & CO. Ltd. 9 Aug., 1968 [18 Aug., 1967], No. 38211/67. Headings A4H and A4J. Chair shells of moulded material are strengthened, without necessarily being reinforced, by the provision of integral webs 8, spanning the rolled flanges at the corners of the seat. The shells may be injection moulded from polypropylene or polyethylene. |
