DONGGUAN KIN LONG HARDWARE PRODUCTS CO., LTD.

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GUANGDONG PROVINCE, CN

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Patents Applicationslast 30 patents

Information Patent Application
CONNECTING DEVICE FOR CURTAIN WALL UNITS
- Publication number 20090249736
- Publication date Oct 8, 2009
- DONGGUAN KIN LONG HARDWARE PRODUCTS CO., LTD.
- BAOKUN BAI
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS