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SHINFUJI KUUCHOU CO., LTD.
| SHINFUJI KUUCHOU CO., LTD. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110156387 | DUCT AND THE MANUFACTURING METHOD - A duct is provided which there is no need to attach any reinforcing material to. This duct has a hollow | 06-30-2011 |
| 20090200801 | DUCT AND THE MANUFACTURING METHOD - A duct is provided which there is no need to attach any reinforcing material to. This duct has a hollow | 08-13-2009 |