From Heraldry of the World
|Heraldry of the World|
Civic heraldry of Germany - Deutsche Wappen (Gemeindewappen/Kreiswappen)
Unfortunately I only have a small black-and-white image. A colour image is welcome !
The oak branch and acorn in the upper half are canting, Lau is derived from Loh, which means forest. The base shows a wheel for industry.