The firm's products ranging from conveying, buffering and inserting systems to addressing, stacking and packaging kit.
It employs 120 staff and annual sales in 2001 were 22m.
Heidelberg said the acquisition would give it a 12% share of the 360m global market for mailroom products.
IDAB WAMAC will boost Heidelbergs presence in Asia and Europe. It is a logical continuation of our corporate strategy to become a market leader in the finishing sector, said chairman Bernhard Schreier.
Heidelbergs Mainstream 80 newspaper press can be combined with IDAB WAMACs systems.
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