ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,216, issued on Oct. 14, was assigned to REAL LOCKS & SECURITY Co. LTD. (New Taipei, Taiwan).
"Dual lock assembly structure" was invented by Hsi-Hao Ho (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A dual lock assembly structure includes a lock housing, a password mechanism, a key lock core and a closed casing. The password mechanism includes a wheel pack, a password control module and a lock core control member. The password control module includes a roller seat and a control plate for clamping the wheel pack to be installed together with the key lock core in the lock housing. A closed casing is provided for covering. Therefore,...