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1979-06-29 |
1982-02-09 |
Minnesota Mining And Manufacturing Company |
Non-fused aluminum oxide-based abrasive mineral
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1984-03-23 |
1986-11-18 |
Norton Company |
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1985-04-30 |
1989-05-16 |
Alvin P. Gerk |
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1985-08-07 |
1987-03-24 |
Minnesota Mining And Manufacturing Company |
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1985-12-30 |
1988-09-13 |
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1995-03-15 |
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1987-02-26 |
1989-01-24 |
Minnesota Mining And Manufacturing Company |
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1987-05-27 |
1989-11-21 |
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1989-07-18 |
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1991-02-06 |
1998-01-13 |
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1992-07-23 |
1994-11-22 |
Minnesota Mining And Manufacturing Company |
Abrasive article containing shaped abrasive particles
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1992-07-23 |
1993-04-13 |
Minnesota Mining And Manufacturing Company |
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1992-07-28 |
1993-05-25 |
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1993-01-14 |
1995-07-25 |
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1993-09-13 |
1999-04-27 |
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1993-12-13 |
1994-12-13 |
Saint Gobain/Norton Industrial Ceramics Corporation |
Modified sol-gel alumina abrasive filaments
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1994-09-09 |
1998-09-08 |
Minnesota Mining And Manufacturing Company |
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1995-10-05 |
1999-11-02 |
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1997-09-03 |
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Method for knurling a workpiece
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1997-11-14 |
1999-11-16 |
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Method and apparatus for off-gas composition sensing
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2000-08-01 |
2000-10-05 |
Jöst, Peter, 69518 Abtsteinach |
Schleifband für eine Bandschleifmaschine
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2001-03-29 |
2002-12-05 |
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2004-02-18 |
2004-12-23 |
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2012-04-04 |
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2005-04-14 |
2006-10-26 |
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2005-04-14 |
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2012-02-28 |
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2012-09-05 |
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Mirka Oy |
Producto de molienda flexible con superficie plana y metodo para fabricar el mismo.
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2012-10-31 |
2021-09-27 |
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