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Paul L. Holowko
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Spring Valley, OH, US
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last 30 patents
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Patent Grant
Apparatus and method for engraving a gravure printing cylinder
Patent number
6,515,772
Issue date
Feb 4, 2003
MDC Max Daetwyler AG
Paul L. Holowko
B44 - DECORATIVE ARTS
Information
Patent Grant
Engraving system and engraving signal generator for engraving workp...
Patent number
5,808,749
Issue date
Sep 15, 1998
Ohio Electronic Engravers, Inc.
Paul L. Holowko
B44 - DECORATIVE ARTS
Information
Patent Grant
Error detection apparatus and method for use with engravers
Patent number
5,737,091
Issue date
Apr 7, 1998
Ohio Electronics Engravers, Inc.
Paul L. Holowko
B44 - DECORATIVE ARTS
Information
Patent Grant
Method for automatically controlling an engraver in response to a p...
Patent number
5,621,533
Issue date
Apr 15, 1997
Ohio Electronic Engravers, Inc.
Paul L. Holowko
B44 - DECORATIVE ARTS
Information
Patent Grant
Error detection apparatus and method for use with engravers
Patent number
5,440,398
Issue date
Aug 8, 1995
Ohio Electronic Engravers, Inc.
Paul L. Holowko
B44 - DECORATIVE ARTS
Information
Patent Grant
Error detection apparatus and method for use with engravers
Patent number
5,438,422
Issue date
Aug 1, 1995
Ohio Electronic Engravers, Inc.
Paul L. Holowko
B44 - DECORATIVE ARTS
Information
Patent Grant
Apparatus and method for engraving a gravure printing cylinder
Patent number
5,424,845
Issue date
Jun 13, 1995
Ohio Electronic Engravers, Inc.
Paul L. Holowko
B44 - DECORATIVE ARTS