Original language | Chinese (Traditional) |
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Patent number | 000000 |
IPC | F16C-033/66,F16C-019/00 |
Priority date | 19-12-08 |
Filing date | 99-12-09 |
Publication status | Published - 2000 Dec 11 |
Original language | Chinese (Traditional) |
---|---|
Patent number | 000000 |
IPC | F16C-033/66,F16C-019/00 |
Priority date | 19-12-08 |
Filing date | 99-12-09 |
Publication status | Published - 2000 Dec 11 |