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Patent Searching and Data


Title:
光学部材用合成石英ガラス材料
Document Type and Number:
Japanese Patent JP4159852
Kind Code:
B2
Inventors:
Akira Fujinoki
Hiroyuki Nishimura
Application Number:
JP2002311908A
Publication Date:
October 01, 2008
Filing Date:
October 25, 2002
Export Citation:
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Assignee:
Shin-Etsu Quartz Products Co., Ltd.
International Classes:
C03B20/00; G02B1/02; C03C3/06
Domestic Patent References:
JP2000191329A
JP9052723A
JP2000258601A
JP9235134A
JP2001270731A
JP2003221245A
Foreign References:
WO2003091175A1
Attorney, Agent or Firm:
Shoji Ishihara