Have you ever heard of the Boxer dog? They're medium sized, short haired dogs that originated in Germany. 
I think I've seen them before. Do they have squarish, boxy-type heads?
Boxer (dog)
The Boxer is a medium-sized, short-haired breed of dog, developed in Germany. The coat is smooth and tight-fitting; colors are fawn brindled or white, with or without white markings. Boxers are brachycephalic (they have broad, short skulls), have a square muzzle, mandibular prognathism (an underbite), very strong jaws, and a powerful bite ideal for hanging on to large prey. The Boxer was bred from the Old English Bulldog and the now extinct Bullenbeisser
Stichelhaar
The German Roughhaired Pointer ("Deutsch Stichelhaar") is a versatile hunting dog that originated in Frankfurt, Germany. The breed was developed in the early 1900s and is a cross between German sheepdogs and rough-haired "standing dogs".
Appearance.
The Stichelhaar is a medium-sized dog, weighing around . They are around the withers. The eyes are oval and chestnut colored and the ears are flat against the head. They may have brown, white, mixed or chestnut coloring. Their coat