Document Type and Number:
Japanese Patent JPS57178057
Kind Code:
U
Application Number:
JP6405481U
Publication Date:
November 11, 1982
Filing Date:
April 30, 1981
Export Citation:
International Classes:
B65H75/14; B65H75/44; (IPC1-7): B65H75/44; B65H75/14; H02G1/18
Domestic Patent References:
| JPS4517709Y1 | 1970-07-20 |