| 摘要 |
<p>1,096,643. Cylinders. ALPATA PATENTVERWERTUNGS A.G. April 22, 1965 [April 23, 1964], No. 17059/65. Heading F1B. A light alloy cylinder A has a ring C of heatresistant material, such as stainless steel, and a layer B of wear-resisting material such as chromium. The ring C may have a projection C 1 integral therewith or attached thereto.</p> |
