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SANCHEONG CO., LTD.
| SANCHEONG CO., LTD. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20080229488 | Inner Shell for Safety Helmets and Method of Producing the Same - Disclosed is an inner shell for safety helmets, which is massproduced and has a structure capable of efficiently absorbing and dispersing an impact, and a method of producing the same, which ensures the reduced material costs and the improved workability and productivity. The inner shell ( | 09-25-2008 |