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Inventor profile of:

Dirk Alfermann

City:

Wittenbach

Country:

Switzerland

Published Applications:

1

Last publication date:

2012-02-23

Recent patent applications by Alfermann Dirk

Dirk Alfermann from Wittenbach, CH has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2012-02-23

US20120043136A1

Fixed constructions

DRILLING RIG FOR DEEP WELL DRILLING

InventorID:

3102564 ⎘