Swiss Army knife each year, and manufactured many more for export, mostly to the United States. Many commercial Victorinox and Wenger Swiss Army knives can be immediately distinguished by the cross logos depicted on their grips; the Victorinox cross logo is surrounded by a shield while the Wenger cross logo is surrounded by a slightly rounded square. Victorinox registered the words "Swiss Army" and "Swiss Military" as a trademark in the US. The company was sued over this, at Bern cantonal commercial court, by the Swiss Confederacy (represented by Armasuisse), in October 2018. After an initial hearing, a deal was reportedly made between
Swiss Army knife on the number of tool layers included. The models offer the most variety in tool configurations in the Victorinox model line with as many as 15 layers. Wenger models are available in , , , , and lengths when closed. Thickness varies depending on the number of tool layers included. The models offer the most variety in tool configurations in the Wenger model line, with as many as 10 layers. Since the first issue as personal equipment in 1891 the "Soldatenmesser" (Soldier Knives) issued by the Swiss Armed Forces have been revised several times. There are five different main "Modelle"