ASSEMBLY FOR UNLOCKING AN ACCESS DOOR TO A ROOM

• Main Author: LECLERC, Roger
• Format: Patent
• Language: English; French; German
• Published: 20.01.2021
• Subjects: ACCESSORIES THEREFOR; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDEDFOR ELSEWHERE; CHECKING-DEVICES; FIXED CONSTRUCTIONS; GENERATING RANDOM NUMBERS; HANDCUFFS; KEYS; LOCKS; PHYSICS; REGISTERING OR INDICATING THE WORKING OF MACHINES; SAFES; TIME OR ATTENDANCE REGISTERS; VOTING OR LOTTERY APPARATUS; WINDOW OR DOOR FITTINGS