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Jan Roulaux
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Kirchen-Freusburg, DE
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last 30 patents
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Patent Grant
Ink-jet printer
Patent number
4,730,196
Issue date
Mar 8, 1988
U.S. Philips Corporation
Johannes van Esdonk
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Patent Grant
Covering device for protecting the nozzle area of an ink jet writin...
Patent number
4,707,714
Issue date
Nov 17, 1987
U.S. Philips Corporation
Manfred Rosenthal
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS