Hand tools Trademarks Filed in August 17, 1959
TETRABOR

TETRABOR

Filed: August 17, 1959
Cutting Tools, and Plates, Rods, Pipes, Balls and Profile Parts, Made of Boron Carbide or Sintered Boron Carbide, for Cutting…
Owned by: ESK CERAMICS GMBH & CO. KG
Serial Number: 72079635