| 摘要 |
<p>1,129,132. Surface aerator for liquids. SIMON CARVES Ltd. 14 Sept., 1965 [25 Sept., 1964], No. 40004/67. Divided out of 1129131. Addition to 919467. Heading B1C. The description and claims relate to the aerator of Figs. 6 and 7 of Specification 1129131 and to sewage aeration plant containing it.</p> |
