Document Type and Number:
Japanese Patent JPS493743
Kind Code:
A
Application Number:
JP4423572A
Publication Date:
January 14, 1974
Filing Date:
May 06, 1972
Export Citation:
International Classes:
A63C1/20
Foreign References:
| US3043600A | 1962-07-10 |
Next Patent: OIL LEAKAGE DETECTING METHOD IN OF CABLE LINE