Thanks to the RUAG Ammotech museum, here's a very brief look at the three ground-role machine guns in Swiss service in WW2. All in 7.5x55 GP11, one is a French Chatellerault for tanks (the Swiss bought French tanks), a Furrer LMG 25 (with toggle locking, of course), and a Maxim MG11.

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Music Created By : EternalSushi
Song Title: Undertale - Megalovania Elevator Jazz
Credit link: https://goo.gl/PrF6MA
License: https://creativecommons.org