Question on the Vic Soldier's emblem

[mathu]

Both the Vic Soldier and Wenger Standard models have unique shield emblem on the handles. I wonder if it is the official Swiss Army sign, or what?

 

[Franciscomv]

The Victorinox Soldier and the Wenger Standard Issue (same as the soldier but with a bail) have a Swiss shield instead of each companies' emblem.

 

[mathu]

Looks like there exist different versions of swiss coat of arms. According to Wikipedia it is standardized by the federal resolution and looks like this:

which is slightly different than Soldier's sign:

So, do they use unnoficial emblems?