Ernst Hackenberg

City:

Fohnsdorf

Country:

Austria

Published Applications:

Last publication date:

2005-02-08

Recent patent applications by Hackenberg Ernst

Ernst Hackenberg from Fohnsdorf, AT has applied for patents for these inventions. The list has both pending applications and granted patents:

Device for equalizing changes in level between a ground area surface and a frame for a manhole cover, and a method for mounting the device

InventorID:

7540675 ⎘