| 摘要 |
<p>758,976. Cushions, mattresses. TALALAY, J. A. May 31. 1954 [Sept. 3, 1953], No. 16084/54. Class 52(4). [Also in Group V] A foamed rubber cushion or mattress is formed in a mould (see Group V) having oppositely directed cores which form openings 23, 24. Two parts are fixed together along a plane 27. The openings 23 may be arranged in hexagonal fashion around the resultant cavities 24. Specifications 619,619 and 692,132 [both in Group V] are referred to.</p> |
