Title:
酸化バリウム-アルミナ-シリカ系結晶化ガラス
Document Type and Number:
Japanese Patent JP4412585
Kind Code:
B2
Inventors:
Takashi Ota
Kato Obata
Kato Obata
Application Number:
JP2003427759A
Publication Date:
February 10, 2010
Filing Date:
December 24, 2003
Export Citation:
Assignee:
Nippon Insulator Co., Ltd.
NGK Opto Ceramics Co., Ltd.
NGK Opto Ceramics Co., Ltd.
International Classes:
C03C10/06; F21S2/00; F21V7/00
Domestic Patent References:
| JP2002109923A | ||||
| JP2003112948A | ||||
| JP2003252637A | ||||
| JP2004284872A | ||||
| JP11100225A | ||||
| JP2003137600A | ||||
| JP2002362937A |
Foreign References:
| WO2002044115A1 |
Attorney, Agent or Firm:
Ippei Watanabe