Document Type and Number:
Japanese Patent JPS52121292
Kind Code:
U
Application Number:
JP2973276U
Publication Date:
September 14, 1977
Filing Date:
March 12, 1976
Export Citation:
International Classes:
G01N27/12; (IPC1-7): G01N27/12
Domestic Patent References:
| JP50141688B | ||||
| JP39029698A |