Title:
【発明の名称】真空破壊装置
Document Type and Number:
Japanese Patent JP2941453
Kind Code:
B2
Inventors:
FUJIWARA HIROHISA
FUKUDA MASAHIKO
NISHIKAWA KEIJI
FUKUDA MASAHIKO
NISHIKAWA KEIJI
Application Number:
JP3687991A
Publication Date:
August 25, 1999
Filing Date:
February 05, 1991
Export Citation:
Assignee:
TSURUMI SEISAKUSHO KK
International Classes:
E21D9/13; E21D9/12; F16K1/44; F16K24/06; (IPC1-7): F16K24/06; E21D9/12; F16K1/44
Domestic Patent References:
| JP55158366U | ||||
| JP58101057U | ||||
| JP601491Y2 |