King-Werk a.k.a. Würfel & Müller G.m.b.H. & Co. K.G.
Seiferwiese 3-7, Höhr-Grenzhausen. Rhineland Palatinate.
Hersteller / Manufacturer
Known dates: 1949 to the current day
Addendum: Albert Jacob Thewalt stein production finally ceased on 31st October 2009. In January 2011, the right to manufacture, using certain selected Thewalt moulds, was purchased by King-Werk. These steins are being produced, using the traditional methods and materials in limited editions of 2500 and are marked "Thewalt 1893" & "Made in Germany". The product range will be revised and refreshed each year.
Distributed steins by: Albert Stahl, Wick Werke
Reference: King-Werke Frank Loevi
Ink stamp - Western Germany in existence 1949 - 1990. 
Impressed mark. 
Ink stamp on Monk character stein. 
Basemark showing this stein body was made in Sweden 
Makers mark, shows that this stein, made in 2007, is a reproduction of a Marzi & Remy stein designed in 1895 by Gustav Thinwiebel. 
Makers mark shows that the featured stein, made in 2007, is a reproduction of a Marzi & Remy piece, designed in 1895 by Gustav Thinwiebel. The blue ink stamp has "Made in Germany" which was used after 1990. 
Ink stamp - Western Germany in existence 1949 - 1990. 
King-Werke Austria Friar / Monk figural stein #289. 
Basemark on the #289 stein featured above. 
This limited edition porcelain stein was made by Albert Stahl with a mould design, coprighted by King-Werk. The main mark is underglaze, but the blue stick-on label indicates that this particular piece was distributed by King-Werk. 