Document Type and Number:
Japanese Patent JPS62176717
Kind Code:
U
Application Number:
JP6379086U
Publication Date:
November 10, 1987
Filing Date:
April 26, 1986
Export Citation:
International Classes:
G01C15/00; (IPC1-7): G01C15/00
Domestic Patent References:
| JPS5011405U | 1975-02-05 | |||
| JPS4946459A | 1974-05-04 |