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Home › Fritz Gegauf Aktiengesellschaft Bernina-Nahmaschinenfabrik › Ernst Dreier
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Ernst Dreier

Steckborn, CH: #1 of 3 inventorsTop 35%
Overall (1989): #116,713 of 140,708Top 85%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4884519 Bobbin case holder with adjustable thread tensioning device — 1989-12-05

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Ernest J. Duwell1
Ericson M. Dunstan1
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Eric F. Drake1
Ernest L. Downey1
Ernst-Ulrich Dorf1
Erwin Doerr1