Around 1855 he began work to find a way of utilising the fibre contained in silk waste.
2.
Other inventions included machines for preparing and spinning silk waste, and improvements in machinery for making rope yarn.
3.
A new product was added to the Amann range in 1919 with the manufacture of schappe silk ( silk waste ) and in 1921 an extension was built to house the colour dyeing plant.
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