B21K 1/36

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2018/0221,937 Method and Apparatus For Producing A Forged Compressor WheelFeb 01, 18Aug 09, 18ROSS CASTING AND INNOVATION, LLC
2009/0144,981 Method for the manufacture of integrally designed rotor wheels for compressors and turbinesDec 08, 08Jun 11, 09ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
2009/0045,357 Contamination barrier and lithographic apparatus comprising sameOct 14, 08Feb 19, 09ASML NETHERLANDS B.V.