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Bibliographic data

Indications of the International Patent Classification (IPC)
(51)	INT.CL.	H01T 13/38
		C04B 35/111
		C04B 35/626

European patent
(11)	Number of the document	2451035
(13)	Kind of document	T
(96)	European patent application number	10793870.6
	Date of filing the European patent application	2010-07-02
(97)	Date of publication of the European application	2012-05-09
(45)	Date of publication and mention of the grant of the patent	2017-06-21
(46)	Date of publication of the claims translation

PCT application
(86)	Number	PCT/JP2010/004367
	Date	2010-07-02

PCT application publication
(87)	Number	WO 2011/001699
	Date	2011-01-06

Priority applications
(30)	Number	Date	Country code
	2009159329	2009-07-03	JP

Inventors
(72)	TAKAOKA, Katsuya, JP UEGAKI, Hironori, JP KURONO, Hirokazu, JP HONDA, Toshitaka, JP

Grantee
(73)	NGK SPARK PLUG CO., LTD., 14-18, Takatsuji-cho, Mizuho-ku,, Nagoya-shi, Aichi 467-8525, JP

Title
(54)	SPARK PLUG
	SPARK PLUG