Document Type and Number:
Japanese Patent JPS6423602
Kind Code:
U
Application Number:
JP11834887U
Publication Date:
February 08, 1989
Filing Date:
July 31, 1987
Export Citation:
International Classes:
F15B15/28; G01B7/00; (IPC1-7): G01B7/00; F15B15/28
Domestic Patent References:
| JP59058305B | ||||
| JPS5081116A | 1975-07-01 |