File including : - Photocopy of Alexandre... - Lot 152 - Art Richelieu

Lot 152
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File including : - Photocopy of Alexandre... - Lot 152 - Art Richelieu
File including : - Photocopy of Alexandre Fichet's handwritten from Alexandre Fichet for a key lock with tilting key lock dated March 22, 1836 - Photocopy of Auguste Charlier's patent application Charlier, dated November 8, 1884 and the two certificates of addition dated August 23, 1886 and September 7, 1891 for the NS type key lock that would equip all Fichet safes until the end of the 20th century. Attached is the original manuscript describing "the establishment of master and private keys by the principle of counter sizes tailles pour les clés NS - Original Charlier Guenot patent dated 7 September 1899 for a lock with P, M and S keys (particular, master and serial) - Original Charlier Guenot patent, dated26 1899 for a rental compartment key lock compartment with paper cut control - Original Pinot patent, February 17, 1911, for the first invisible combination. - Photocopies of the undated Pinot Rozier et C° patent (late 19th century) for a springless lock called Diamant Club, with a handwritten note by Monsieur CINCET (père), whose name, written backwards, was given to Fichet's TECNIC lock. - Two French Chicago lock patents for tubular furniture locks, dated 9/9/1965 and 31/1/ 1966.
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