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                        Artificial heart
                                - 
                                    Patent number 5,895,421
                                
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                                    Issue date Apr 20, 1999
                                
 
                                - 
                                         Raoul S. Nakhmanson Raoul S. Nakhmanson
 
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                                         A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
 
 
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                        3386386
                                - 
                                    Patent number 3,386,386
                                
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                                    Issue date Jun 4, 1968
                                
 
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                                         A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
 
 
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                        3364867
                                - 
                                    Patent number 3,364,867
                                
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                                    Issue date Jan 23, 1968
                                
 
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                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        3289591
                                - 
                                    Patent number 3,289,591
                                
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                                    Issue date Dec 6, 1966
                                
 
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                                         A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
 
 
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                        3279920
                                - 
                                    Patent number 3,279,920
                                
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                                    Issue date Oct 18, 1966
                                
 
                                - 
                                         G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
 
 
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                        3240154
                                - 
                                    Patent number 3,240,154
                                
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                                    Issue date Mar 15, 1966
                                
 
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                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        3207070
                                - 
                                    Patent number 3,207,070
                                
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                                    Issue date Sep 21, 1965
                                
 
                                - 
                                         B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
 
 
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                        2923563
                                - 
                                    Patent number 2,923,563
                                
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                                    Issue date Feb 2, 1960
                                
 
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                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2799151
                                - 
                                    Patent number 2,799,151
                                
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                                    Issue date Jul 16, 1957
                                
 
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                                         D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
 
 
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                        2712792
                                - 
                                    Patent number 2,712,792
                                
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                                    Issue date Jul 12, 1955
                                
 
                                - 
                                         A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
 
 
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                        2711136
                                - 
                                    Patent number 2,711,136
                                
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                                    Issue date Jun 21, 1955
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2669188
                                - 
                                    Patent number 2,669,188
                                
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                                    Issue date Feb 16, 1954
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2663263
                                - 
                                    Patent number 2,663,263
                                
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                                    Issue date Dec 22, 1953
                                
 
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                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2648287
                                - 
                                    Patent number 2,648,287
                                
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                                    Issue date Aug 11, 1953
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2605715
                                - 
                                    Patent number 2,605,715
                                
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                                    Issue date Aug 5, 1952
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2599600
                                - 
                                    Patent number 2,599,600
                                
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                                    Issue date Jun 10, 1952
                                
 
                                - 
                                         B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH... B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
 
 
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                        2499163
                                - 
                                    Patent number 2,499,163
                                
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                                    Issue date Feb 28, 1950
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2492868
                                - 
                                    Patent number 2,492,868
                                
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                                    Issue date Dec 27, 1949
                                
 
                                - 
                                         F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
 
 
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                        2470987
                                - 
                                    Patent number 2,470,987
                                
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                                    Issue date May 24, 1949
                                
 
                                - 
                                         F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
 
 
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                        2468734
                                - 
                                    Patent number 2,468,734
                                
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                                    Issue date May 3, 1949
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2466440
                                - 
                                    Patent number 2,466,440
                                
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                                    Issue date Apr 5, 1949
                                
 
                                - 
                                         F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M... F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
 
 
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                        2455194
                                - 
                                    Patent number 2,455,194
                                
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                                    Issue date Nov 30, 1948
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2272635
                                - 
                                    Patent number 2,272,635
                                
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                                    Issue date Feb 10, 1942
                                
 
                                - 
                                         F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M... F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
 
 
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                        2203974
                                - 
                                    Patent number 2,203,974
                                
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                                    Issue date Jun 11, 1940
                                
 
                                - 
                                         F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
 
 
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                        2168779
                                - 
                                    Patent number 2,168,779
                                
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                                    Issue date Aug 8, 1939
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        2070791
                                - 
                                    Patent number 2,070,791
                                
- 
                                    Issue date Feb 16, 1937
                                
 
                                - 
                                         F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC... F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
 
 
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                        1716901
                                - 
                                    Patent number 1,716,901
                                
- 
                                    Issue date Jun 11, 1929
                                
 
                                - 
                                         F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
 
 
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                        1574172
                                - 
                                    Patent number 1,574,172
                                
- 
                                    Issue date Feb 23, 1926
                                
 
                                - 
                                         F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES