Hidden connecting structure and method for door head plate of ALC wall without door stack
The invention relates to the technical field of light partition wall board installation, and discloses a hidden connecting structure and method for a door head board of a door-stamper-free ALC wall. The top of the door head plate and the bottom of the wall beam are provided with hanging assemblies u...
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Format: | Patent |
Sprache: | chi ; eng |
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