Document Type and Number:
Japanese Patent JPH0474857
Kind Code:
U
Application Number:
JP11869890U
Publication Date:
June 30, 1992
Filing Date:
November 13, 1990
Export Citation:
International Classes:
B22D25/04; B22D33/02; H01M4/84; (IPC1-7): H01M4/84; B22D25/04; B22D33/02
Domestic Patent References:
| JP51051435B | ||||
| JP55141470B |
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