Document Type and Number:
Japanese Patent JPS4980822
Kind Code:
A
Application Number:
JP12375972A
Publication Date:
August 05, 1974
Filing Date:
December 09, 1972
Export Citation:
International Classes:
B65G21/22; E01B25/24; E04B1/24; E04B1/58; E04C3/04
Domestic Patent References:
| JPS4718310U | 1972-10-31 |