Title:
【発明の名称】新しいAlF3系フッ化物ガラス
Document Type and Number:
Japanese Patent JP3080708
Kind Code:
B2
Inventors:
Wu U Lake
Application Number:
JP21725791A
Publication Date:
August 28, 2000
Filing Date:
August 28, 1991
Export Citation:
Assignee:
Sumita Optical Glass Co., Ltd.
International Classes:
C03C3/32; C03C4/10; (IPC1-7): C03C4/10; C03C3/32
Attorney, Agent or Firm:
Akira Uchida (2 outside)