ANNE WANNER'S Textiles in History / machine embroidery |
Zusatzgerät
zum Bohrer Informations
by Bruno Hollenstein, St.Gallen |
Machine
for grinding borers Machine à aiguiser les perçoirs |
Patent taken in Austria, starting 1 May 1902, published 10 September 1902 |
Patent taken in Switzerland 11 September 1901 |
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home | Last revised September 14, 2015 |