Yale locks and keys. Patented in 1861 by Linus Yale from a design by his father,these are domestic locks used on front doors. the Yale lock is based on a modified and miniaturized pin- tumbler cylinder system,which was first invented in Egypt over 4000 years ago | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Hart-Davis, Adam |
Taille de l’image : | 5117 px × 3416 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |