Firna Siegfried Golz

Follow

Organization

Hellenthal-Blumenthal, DE

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Process for producing amorphous boron nitride of high hardness
- Patent number 5,230,873
- Issue date Jul 27, 1993
- Firna Siegfried Golz
- Jorg Wildenburg
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Trademarklast 30 trademarks