Bremen
Germany
7
2023-11-23
The entities that hold a legal rights for patent applications filed by inventor Bernhardt Siegfried:
Siegfried Bernhardt from Bremen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Needled sandwich nonwoven structure, and method of making it
#2 | 2022-05-12APPARATUS FOR THE PRODUCTION OF NEEDLE PUNCHED NONWOVENS
#3 | 2022-05-12MATERIAL STRUCTURE OF A NEEDLED NONWOVEN
#4 | 2020-12-31Method of recovering fibers
#5 | 2008-12-25Apparatus and method for feeding fibers
#6 | 2006-12-26Nonwoven card for the production of nonwoven fabric of fiber material
#7 | 2005-02-03Intermediate card for manufacturing nonwovens of fibrous material as well as method for manufacturing nonwovens of fibrous material
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