Title:
【発明の名称】フッ化物ガラス
Document Type and Number:
Japanese Patent JP2860132
Kind Code:
B2
Inventors:
IZUMITANI TETSUO
MATSUKAWA MICHIMASA
MATSUKAWA MICHIMASA
Application Number:
JP3918490A
Publication Date:
February 24, 1999
Filing Date:
February 20, 1990
Export Citation:
Assignee:
HOOYA KK
International Classes:
C03C3/32; C03C4/10; (IPC1-7): C03C3/32; C03C4/10
Attorney, Agent or Firm:
Nakamura Shizuo