According to news from the financial industry on December 19, 2024, information from the State Intellectual Property Office shows that Jinan Zhenwei Security Technology Development Co., Ltd. has obtained a patent called \”A Cast Aluminum Door\”, and the authorization announcement No. CN 222162383 U, application date is April 2024.
The patent abstract shows that the utility model relates to the technical field of cast aluminum doors, and in particular to a cast aluminum door. The technical solution includes: a cast aluminum door, including an outer plate, an inner plate, a connecting block and a through hole. The inner plate is provided with a card slot, and a pin block is inserted into the card slot. The outer panels are installed on both sides of the inner panel through pin blocks and slots. The utility model facilitates disassembly and assembly, thereby facilitating transportation and handling.
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