Title:
【考案の名称】トラックボール
Document Type and Number:
Japanese Patent JP2563240
Kind Code:
Y2
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Inventors:
Kazuo Sato
Application Number:
JP5105591U
Publication Date:
February 18, 1998
Filing Date:
June 06, 1991
Export Citation:
Assignee:
ALPS ELECTRIC CO.,LTD.
International Classes:
G06F3/033; G06F3/0354; G06K11/06; (IPC1-7): G06F3/033; G06K11/18
Domestic Patent References:
| JP313536U | ||||
| JP62179653U |