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Application filed by Ng Hong LiangfiledCriticalNg Hong Liang
Priority to MYUI20041601priorityCriticalpatent/MY143996A/en
Publication of MY143996ApublicationCriticalpatent/MY143996A/en
THE PRESENT INVENTION RELATES GENERALLY TO KNOCK DOWN DOOR AND WINDOW FRAMES IN PARTICULAR TO METAL DOOR AND WINDOW FRAMES WHICH USES ONLY A SINGLE BRACKET (6) TO JOIN THE FRAME MEMBERS (1) CAPABLE OF AFFORDING AN OUTER FLUSH FINISH.
MYUI200416012004-04-292004-04-29Improvements relating to knock down door and window frames
MY143996A
(en)
Safety fitting for door frame especially for lift shaft has reinforcing inserts welded inside the frames at the fitting points for the mounting brackets to prevent distortion in fire