Another name for Friedrich was Friedrich Knauwart.1
Noted events in his life were:
1. He has conflicting death information of 1589 and Bruchweiler, , Rheinland-Pfalz, DEU. 1
1 Phillips, Ethel C, Phillips, Our Pfalz Roots Are True. A Genealogy of Kochert and Nieb Families (http://www.kindelberger.de/genealogy/WC_TOC.HTM).