| 摘要 |
<p>948,868. Centrifugal oil burners. E. S. DOWNS. June 2, 1961 [June 22, 1960], No. 47885/62. Divided out of 948,867. Drawings to Specification. Heading 4FT. The whole of the subject-matter of this Specification is included in Specification 948, 867.</p> |
