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ERNST WINTER & SOHN (GMBH & CO
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2000 HAMBURG 19, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Grinding wheel for grinding edges of eye glasses
Patent number
5,645,476
Issue date
Jul 8, 1997
Ernst Winter & Sohn (GmbH & Co.)
Hans-Robert Meyer
B24 - GRINDING POLISHING
Information
Patent Grant
Grinding wheel for surface cutting of workpieces
Patent number
5,470,273
Issue date
Nov 28, 1995
Ernst Winter & Sohn (GmbH & Co.)
Udo Mertens
B24 - GRINDING POLISHING
Information
Patent Grant
Saw
Patent number
5,408,983
Issue date
Apr 25, 1995
Ernst Winter & Sohn (GmbH & Co.)
Wlodzimierz Sawluk
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Saw for cutting thin disks
Patent number
4,850,331
Issue date
Jul 25, 1989
Ernst Winter & Sohn (GmbH & Co.)
Juergen Balck
B24 - GRINDING POLISHING
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Patent Grant
Method of depositing a wear-protective layer on a cutting tool and...
Patent number
4,842,937
Issue date
Jun 27, 1989
Ernst Winter & Sohn (GmbH & Co.)
Hans-Robert Meyer
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
Dressing tool for grinding wheels
Patent number
4,805,586
Issue date
Feb 21, 1989
Ernst Winter & Sohn (GmbH & Co.)
Dietrich Borse
B24 - GRINDING POLISHING
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Patent Grant
Method of and arrangement for dressing grinding wheels
Patent number
4,799,472
Issue date
Jan 24, 1989
Ernst Winter & Sohn (GmbH & Co.)
Hans K. Tonshoff
B24 - GRINDING POLISHING
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Patent Grant
Method and device for controlling the drive of different successive...
Patent number
4,750,298
Issue date
Jun 14, 1988
Ernst Winter & Sohn (GmbH & Co)
Hans-Robert Meyer
B24 - GRINDING POLISHING
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Patent Grant
Method and device for sharpening a grinding disk
Patent number
4,566,426
Issue date
Jan 28, 1986
Ernst Winter & Sohn (GmbH & Co)
Heinrich Schleich
B24 - GRINDING POLISHING
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Patent Grant
Method for the profiling of grinding wheels and apparatus therefor
Patent number
4,182,082
Issue date
Jan 8, 1980
Ernst Winter & Sohn (GmbH & Co.)
Hans-Robert Meyer
B24 - GRINDING POLISHING
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Patent Grant
Material removal tool with multiple cutting edges
Patent number
4,041,650
Issue date
Aug 16, 1977
Ernst Winter & Sohn
Wlodzimierz Sawluk
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Method of and arrangement for dressing of grinding wheels
Patent number
3,971,358
Issue date
Jul 27, 1976
Ernst Winter & Sohn
Wlodzimierz Sawluk
B24 - GRINDING POLISHING
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Trademark
last 30 trademarks
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Trademark
74531180 - WINTER DSN
Serial number
74531180
Registration number
2046923
Filing date
May 31, 1994
ERNST WINTER & SOHN (GMBH & CO.)
14 - Precious metals and their alloys and goods in precious metals or coated therewith, not included in other classes
Information
Trademark
74080047 - DIACUT
Serial number
74080047
Registration number
1777643
Filing date
Jul 20, 1990
ERNST WINTER & SOHN (GMBH & CO.)
7 - Machines and machine tools
Information
Trademark
73544796 - BELBRILLANT
Serial number
73544796
Filing date
Jun 24, 1985
Ernst Winter & Sohn (GmbH & Co.)
14 - Precious metals and their alloys and goods in precious metals or coated therewith, not included in other classes
Information
Trademark
73398013 - WINTER
Serial number
73398013
Filing date
Sep 30, 1982
ERNST WINTER & SOHN (GMBH & CO.)
7 - Machines and machine tools
Information
Trademark
73315466 - MICRODICE
Serial number
73315466
Registration number
1216414
Filing date
Jun 19, 1981
Ernst Winter & Sohn (GmbH & Co.)
7 - Machines and machine tools
Information
Trademark
73023668 - GRESSO
Serial number
73023668
Registration number
1059808
Filing date
Jul 12, 1974
ERNST WINTER & SOHN
7 - Machines and machine tools