| 摘要 |
<p>1,180,074. Metal melting furnaces. KAISER ALUMINUM & CHEMICAL CORP. 2 Feb., 1967 [21 Feb., 1966], No. 36631/69. Divided out of 1,180,073. Heading F4B. The subject-matter of this Specification is identical with that of Specification 1,180,073 but the claims relate to apparatus for melting metal material.</p> |
