Patent for Concrete Screw
Release time:
2020-08-28 Click amount:311
Received Utility Model Patent Certificate issued by the National Intellectual Property Administration on August 28, 2020.
HOT NEWS
-
2023-08-03
Shanghai Doors, Windows, and Curtain Wall Exhibition 2023
-
2021-07-19
Occupational Health and Safety Management System Certificate
-
2019-03-01
The 7th China (Beijing) International Exhibition on New Technology, New Materials, New Craftsmanship and New Equipment of Architectural Engineering.
-
2019-11-05
The CADE Architectural Design Expo 2019