History
| 2006 | Acquisition of Wohnbau Zürich AG, Zürich |
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| 2002 | Acquisition of Hans Schmidlin AG |
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| 1999 | Acquisition of Hunsfos Fabrikker SA in Vennesla, Norway |
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| 1993 | Merger of Hammer AG and Retex AG to Hammer Retex AG Acquisition of Cartiera di Carmignano S.p.A. in Carmignano, Italy |
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| 1992 | Participation in Kardex AG by the Industrieholding Cham AG |
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| 1987 | Public listing of Industrieholding Cham AG |
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| 1978 | Acquisition of Cartiera di Locarno SA, in Tenero, Switzerland |
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| 1972 | Foundation of Industrieholding Cham AG |
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| 1912 | Foundation of Papierfabrik Cham AG in Cham, Switzerland |
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| 1840 | Installation of the first paper machine |
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| 1657 | Foundation of the paper mill on the river Lorze in Cham, Switzerland |
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