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Ronald Callan
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Lemont, IL, US
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last 30 patents
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Patent Grant
Anti-wrap device for a web press
Patent number
5,678,484
Issue date
Oct 21, 1997
Baldwin Web Controls
Ronald Callan
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Apparatus and method for detecting printing press web breakage
Patent number
5,652,388
Issue date
Jul 29, 1997
Baldwin Web Controls
Ronald Callan
G01 - MEASURING TESTING