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Christopher R. Ahnen
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Algonquin, IL, US
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last 30 patents
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Patent Grant
Chill roll temperature control
Patent number
5,918,541
Issue date
Jul 6, 1999
Applied Web Systems, Inc.
Christopher Ahnen
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Patent Grant
Pollution control device
Patent number
4,666,677
Issue date
May 19, 1987
Continental Thermal Design, Inc
Gary D. Ramus
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES