Patent US1317954A successfully refreshed from Google Patents.
EP0246971A2
Expired / Lapsed
EP
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Data input device for a data-pressing system
Assignee: Individual
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Filing: 1987-05-20
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Granted: —
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Expires: 2007-05-20
Abstract
Abstract a)Manual device for inputting data into a data processing system. b)Device characterised in that it comprises: - a movable box (1) which can be connected to the data processing system, and carrying a harmonic keyboard (3) on its upper face (2), - on its lower face a cursor control knob (4) enabling the cursor to be moved over the screen by moving the knob, - a unit (5) for controlling the operating mode of the device in order to change it from cursor-mode operation to keyboard-mode operation or vice versa. c)The invention relates to data entry, in particular in data processing. <IMAGE>
Inventors
- 👤 Pierre Edmond Gabriel Bourgain
- 👤 Dominique Blanche Morel épouse Bourgain
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-29 14:04
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/01; G06F3/03; G06F3/033; G06F3/038; B; B41; B41J; B41J5/00; B41J5/08; B41J5/10; G06F3/02; G06F3/023; G06F3/0233; G06F3/0235; G06F3/0354; G06F3/03543; G06F40/00; G06F40/20; G06F40/274; G06F2203/00; G06F2203/033; G06F2203/0333
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