发明名称 Lid for gastight end of pipe, has sleeve which is formed in prism-shape with three side surfaces abutting at acute angle in cross-section of prism-shape
摘要 <p>The lid has a sleeve (13) which is formed in a prism-shape with three side surfaces abutting at an acute angle in cross-section of the prism-shape. A concave portion is formed in one of side surfaces of prism-shape.</p>
申请公布号 DE102010050253(A1) 申请公布日期 2012.05.03
申请号 DE20101050253 申请日期 2010.11.02
申请人 ERDMANN, ALFONS 发明人 ERDMANN, ALFONS
分类号 A61F13/00;A61L15/16;A61M27/00 主分类号 A61F13/00
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