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Nora Curtin
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Madison, WI, US
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last 30 patents
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Patent Grant
Computer data entry method and apparatus
Patent number
4,737,980
Issue date
Apr 12, 1988
Amtelco
William J. Curtin
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Compact keyboard system
Patent number
4,727,357
Issue date
Feb 23, 1988
Amtel Communications, Inc.
William J. Curtin
G06 - COMPUTING CALCULATING COUNTING