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                        Internal abrasive machine
                                - 
                                    Patent number 6,322,423
                                
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                                    Issue date Nov 27, 2001
                                
 
                                - 
                                         Lidkoping Machine Tools AB Lidkoping Machine Tools AB
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                                         Mats  Heijkenskjöld Mats  Heijkenskjöld
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        Rotary cutter wheel
                                - 
                                    Patent number 5,040,341
                                
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                                    Issue date Aug 20, 1991
                                
 
                                - 
                                         Hiroaki  Okinaga Hiroaki  Okinaga
 
                                - 
                                         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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                        Internal grinding machine
                                - 
                                    Patent number 4,845,895
                                
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                                    Issue date Jul 11, 1989
                                
 
                                - 
                                         Seiko Seiki Kabushiki Kaisha Seiko Seiki Kabushiki Kaisha
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                                         Hiroyuki  Kihara Hiroyuki  Kihara
 
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                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        Grinding machine
                                - 
                                    Patent number 4,606,150
                                
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                                    Issue date Aug 19, 1986
                                
 
                                - 
                                         Maschinenfabrik Gehring Gesellschaft mit beschrankter Haftung & Co. Kommandit... Maschinenfabrik Gehring Gesellschaft mit beschrankter Haftung & Co. Kommandit...
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                                         Hans  Grimm Hans  Grimm
 
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                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        Internal grinding machine
                                - 
                                    Patent number 4,265,054
                                
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                                    Issue date May 5, 1981
                                
 
                                - 
                                         Seiko Seiki Kabushiki Kaisha Seiko Seiki Kabushiki Kaisha
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                                         Shohei  Ito Shohei  Ito
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        Internal grinding machine
                                - 
                                    Patent number 4,096,667
                                
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                                    Issue date Jun 27, 1978
                                
 
                                - 
                                         Cincinnati Milacron-Heald Corp. Cincinnati Milacron-Heald Corp.
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                                         Herbert R. Uhtenwoldt Herbert R. Uhtenwoldt
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        3924355
                                - 
                                    Patent number 3,924,355
                                
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                                    Issue date Dec 9, 1975
                                
 
                                - 
                                         B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
 
 
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                        3874121
                                - 
                                    Patent number 3,874,121
                                
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                                    Issue date Apr 1, 1975
                                
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        3568374
                                - 
                                    Patent number 3,568,374
                                
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                                    Issue date Mar 9, 1971
                                
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        3534509
                                - 
                                    Patent number 3,534,509
                                
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                                    Issue date Oct 20, 1970
                                
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        3299580
                                - 
                                    Patent number 3,299,580
                                
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                                    Issue date Jan 24, 1967
                                
 
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                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        3197921
                                - 
                                    Patent number 3,197,921
                                
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                                    Issue date Aug 3, 1965
                                
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        3131517
                                - 
                                    Patent number 3,131,517
                                
- 
                                    Issue date May 5, 1964
                                
 
                                - 
                                         B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
 
 
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                        1949552
                                - 
                                    Patent number 1,949,552
                                
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                                    Issue date Mar 6, 1934
                                
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING
 
 
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                        1948899
                                - 
                                    Patent number 1,948,899
                                
- 
                                    Issue date Feb 27, 1934
                                
 
                                - 
                                         B24 - GRINDING POLISHING B24 - GRINDING POLISHING