01074oam 2200349Ka 450 991069178640332120090226161714.0(CKB)5470000002347526ocm50193616(OCoLC)50193616(EXLCZ)99547000000234752620020718g19709999 ua 0engtxtrdacontentcrdamediacrrdacarrierIssued patents (PatFT)[electronic resource]Alexandria, VA U.S. Patent and Trademark Office[1970]-Title from home page last updated Apr. 10, 2006 (viewed Apr. 21, 2006)."Patents from 1790 through 1975 are searchable only by Issue Date, Patent Number, and Current US Classification."Issued patents PatentsUnited StatesDatabasesPatentsGPOGPOAGLOCLCQGPOBOOK9910691786403321Issued patents (PatFT)3162963UNINA00883nam2 22002533i 450 BAS020214720251003044045.0083523542420110321d1994 ||||0itac50 baengusz01i xxxe z01nˆ5: ‰Newspapers - 33. edNew YorkR.R. Bowkerc1994XIII, 548 p.28 cm.001BAS02021402001 Ulrich's international periodicals directory1994-95including irregular serials & annuals5ITIT-00000020110321IT-BN0095 BAS0202147Biblioteca Centralizzata di Ateneov. 1-5 01SALA DING 011 ULRSIP 0102 0000015145 VMA FD(0005 v. 5C 1994110920110322 01Newspapers - 33. ed1571214UNISANNIO