Title:
【発明の名称】シリカガラスガスフィルター
Document Type and Number:
Japanese Patent JP2934866
Kind Code:
B2
Inventors:
ANDO KUNIKO
SHIRAISHI KOICHI
SHIRAISHI KOICHI
Application Number:
JP34370989A
Publication Date:
August 16, 1999
Filing Date:
December 28, 1989
Export Citation:
Assignee:
TOSHIBA SERAMITSUKUSU KK
International Classes:
B01D39/20; C03B19/06; C03B20/00; (IPC1-7): B01D39/20
Domestic Patent References:
| JP58199745A | ||||
| JP123162B2 |
Attorney, Agent or Firm:
Yujiro Taka