Title:
【発明の名称】真空スイッチギヤ
Document Type and Number:
Japanese Patent JP3374724
Kind Code:
B2
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Inventors:
Katsunori Kojima
Toru Tanimizu
Makoto Terai
Ayumu Morita
Toru Tanimizu
Makoto Terai
Ayumu Morita
Application Number:
JP27082797A
Publication Date:
February 10, 2003
Filing Date:
October 03, 1997
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
H02B3/00; H01H33/66; H02B13/02; H01H31/00; (IPC1-7): H02B13/02; H01H33/66
Domestic Patent References:
| JP8336214A | ||||
| JP9153320A | ||||
| JP49121972A | ||||
| JP4941903B1 |
Attorney, Agent or Firm:
Yasuo Sakuta