Spacing lock of high -rise austral window, sliding sash of rack structure
The utility model discloses a spacing lock of high -rise austral window, sliding sash of rack structure, include: lock body, rack and pinion, the lock body is the list structure, be equipped with two rooted tooth strips along length direction in the lock body, the rack can slide in the lock body, th...
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Format: | Patent |
Sprache: | chi ; eng |
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