Document Type and Number:
Japanese Patent JPS54147268
Kind Code:
U
Application Number:
JP4362278U
Publication Date:
October 13, 1979
Filing Date:
April 03, 1978
Export Citation:
International Classes:
G01R31/02; (IPC1-7): G01R31/02
Domestic Patent References:
| JPS5245075A | 1977-04-08 | |||
| JP52062883B | ||||
| JPS531681B2 | 1978-01-21 |