The first integrated cartridge was developed in Paris in 1808 by the Swiss gunsmith Jean Samuel Pauly in association with French gunsmith François Prélat.Pauly created the first fully self-contained cartridges: the cartridges incorporated a copper base with integrated mercury fulminate primer powder (the major innovation of Pauly), a round bullet and either brass. Outfitted with the 17-jewel, rhodium-plated brass Caliber 9″‘466. many of us wouldn’t expect from a timepiece of…