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The Yasunaga Co., Ltd.
| The Yasunaga Co., Ltd. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20080209705 | Fracture surface treatment method and fracture surface treatment apparatus of a ductile metal part, and manufacturing method and manufacturing apparatus of a ductile metal part being fractured and having its fracture surfaces treated - A fracture surface treatment method of a fractured ductile metal part for treating fracture surfaces | 09-04-2008 |