Title:
【発明の名称】スパークプラグ
Document Type and Number:
Japanese Patent JP3011249
Kind Code:
B2
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Inventors:
Shigeyasu Yamada
Kiyoshi Seko
Kazumi Kawamura
Kiyoshi Seko
Kazumi Kawamura
Application Number:
JP12921992A
Publication Date:
February 21, 2000
Filing Date:
May 22, 1992
Export Citation:
Assignee:
Nippon Special Ceramics Co., Ltd.
International Classes:
H01T13/32; H01T13/46; (IPC1-7): H01T13/32; H01T13/46
Domestic Patent References:
| JP5191435A | ||||
| JP5195542A | ||||
| JP6081784A | ||||
| JP60180082A | ||||
| JP6148682U |
Attorney, Agent or Firm:
Kenji Ishiguro