Title:
【考案の名称】光学機器
Document Type and Number:
Japanese Patent JP3010502
Kind Code:
U
Inventors:
Shuzaburo Ishikawa
Application Number:
JP1421294U
Publication Date:
May 02, 1995
Filing Date:
October 21, 1994
Export Citation:
Assignee:
Ishikawa Optical Co., Ltd.
International Classes:
(IPC1-7): G02B7/04
Attorney, Agent or Firm:
Masao Matsumoto