Document Type and Number:
Japanese Patent JPS5668099
Kind Code:
U
More Like This:
Application Number:
JP15136979U
Publication Date:
June 05, 1981
Filing Date:
October 31, 1979
Export Citation:
International Classes:
E01D19/08; B32B25/00; E02D19/00; E21D11/38; E21F16/02; F16J15/10; F16J15/14; E01D101/00; E01D101/24; E01D101/40; (IPC1-7): E21D11/38; B32B25/00; C04B43/04; E01D19/08; E02D19/00; F16J15/14
Domestic Patent References:
| JPS4744929A | ||||
| JPS5443545U | 1979-03-24 | |||
| JP46010777U |