Title:
COAXIAL PIPE
Document Type and Number:
Japanese Patent JPS5663188
Kind Code:
A
Inventors:
KITAHARA MASAFUMI
Application Number:
JP13645179A
Publication Date:
May 29, 1981
Filing Date:
October 24, 1979
Export Citation:
Assignee:
SANKYO KOGYO KK
International Classes:
F16L39/00; F16L37/00; (IPC1-7): F16L39/00
Domestic Patent References:
| JPS4889420U | 1973-10-27 | |||
| JP31001484A |