Document Type and Number:
Japanese Patent JPH0250512
Kind Code:
U
Application Number:
JP7643289U
Publication Date:
April 09, 1990
Filing Date:
June 30, 1989
Export Citation:
International Classes:
F16C1/10; F16C1/26; (IPC1-7): F16C1/26; F16C1/10
Domestic Patent References:
| JP58074615B | ||||
| JPS6051316B2 | 1985-11-13 |
Foreign References:
| US4238974A | 1980-12-16 |
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