
The first variant of the FN Browning Model 1906, like Browning’s prototype, had no manual safety and featured only a grip safety. Prototype in 1905, and the first production pistols went on sale in July 1906. Browning offered the diminutive pistol to Colt’s as early as 1904, but they turned him down, so he took the design to FN, who manufactured it as the Pistolet Browning 6.35mm. The FN Browning of 1906 Browning’s vest pocket pistol was essentially a miniaturized version of the Model 1903 with a striker to ignite the cartridge (in place of the hammer used in the earlier design) and with no manual safety.

The cartridge was introduced into the U.S. The cartridge was introduced commercially in 1906 by FN, and has always been referred to in Europe as the 6.35mm Browning. In June of 1904 Browning asked Thomas to manufacture 500 rounds for him to use in testing his prototype. John Browning asked William Morgan Thomas of the Union Metallic Cartridge Company (U.M.C.) to develop a new cartridge suitable for a small blowback operated vest pocket pistol.

Model 1906 FN Browning Vest Pocket Third Variant In turn, Colt’s received exclusive rights in North and Central America. The agreement was modified on 1 July 1912 to allow FN to sell Browning’s designs in Great Britain, Ireland, and Canada provided they paid a royalty fee to Colt’s for each gun sold. The 1906 FN Browning and the 1908 Colt: The First “Vest Pocket” Pistols by Ed Buffaloe On 7 July 1897 John Moses Browning and Fabrique Nationale (FN) signed an agreement giving FN the right to sell Browning-designed weapons in much of Europe, but specifically excluding them from markets in the United States, Great Britain, and Ireland where Colt’s had been licensed to sell Browning’s designs.
