I assumed they were just a cartoonish recreation of goose-stepping Nazi soldiers on parade, a prop for that part of the story.

If there is a deeper meaning, I don't know it.

The crossed hammers do resemble the Swastika.

__________________
Taking away from you for the greater good. (The Audacity of Socialism).

"The inherent vice of capitalism is the unequal sharing of the blessings.
The inherent blessing of socialism is the equal sharing of misery." -Winston Churchill

"Islam isn't in America to be equal to any other faith, but to become dominant" - Omar Ahmad (founder, C.A.I.R.)