Speaking of the origin of safe deposit box, we must mention a great man - Da Vinci.
We all know Da Vinci's famous paintings, but very few people know that Da Vinci is an inventor. Do you know the Da Vinci code?
The Da Vinci code has a cartridge that requires a combination of letters to open. So we speculate that the origin of the safe is Da Vinci, but this is just speculation. In fact the first real invention safe box is the British locksmith Jeremiah Chubb and his brother. Subsequently, we continue to invent and create a variety of safe, like hotel cabinet, gun cabinet etc.