Title:
【発明の名称】経過時間付電子時計
Document Type and Number:
Japanese Patent JP2800180
Kind Code:
B2
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Inventors:
Osamu Yamada
Application Number:
JP6115188A
Publication Date:
September 21, 1998
Filing Date:
March 15, 1988
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
G04F10/00; G04G21/00; (IPC1-7): G04F10/00; G04G1/00
Domestic Patent References:
| JP55142271A | ||||
| JP62137582A | ||||
| JP51149673U |
Attorney, Agent or Firm:
Kisaburo Suzuki (2 outside)