Title:
【発明の名称】近赤外吸収フィルタ用ガラス
Document Type and Number:
Japanese Patent JP2731422
Kind Code:
B2
Inventors:
HASHIMOTO HITOSHI
SAWANOBORI SHIGETO
NAGAHAMA SHINOBU
SAWANOBORI SHIGETO
NAGAHAMA SHINOBU
Application Number:
JP15291389A
Publication Date:
March 25, 1998
Filing Date:
June 15, 1989
Export Citation:
Assignee:
SUMITA KOGAKU GARASU KK
International Classes:
G02B5/22; C03C3/17; C03C3/19; C03C4/08; F21V9/04; (IPC1-7): C03C4/08; C03C3/17; C03C3/19; F21V9/04; G02B5/22
Domestic Patent References:
| JP5580737A |
Attorney, Agent or Firm:
Akira Uchida (2 outside)