| 摘要 |
<p>1,067,323. Vacuum induction melting furnaces. O. JUNKER. June 19, 1964 [June 20, 1963], No. 25401/64. Heading F4B. The description and the drawings disclose substantially the same subject matter as that of Specification 1,067,326 but the claims specifically relate to the construction of the outer lid and inner cover.</p> |
