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XIAMEN HONGFA ELECTROACOUSTIC CO., LTD.
| XIAMEN HONGFA ELECTROACOUSTIC CO., LTD. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100117770 | BUTTON SYSTEM FOR INDUSTRIAL AC/DC RELAYS - A button system for industrial AC/DC relays comprising a casing ( | 05-13-2010 |