Document Type and Number:
Japanese Patent JPS5654478
Kind Code:
U
Application Number:
JP13564879U
Publication Date:
May 13, 1981
Filing Date:
September 29, 1979
Export Citation:
International Classes:
G01R29/18; (IPC1-7): G01R29/18
Domestic Patent References:
| JPS4842779A | 1973-06-21 |