Eftek Corp. Trademarks
GLASSFLOUR
Filed: November 3, 1997
Glass powder for use principally in the manufacture of fiberglass and other products of glass
Owned by: Eftek Corp.
Serial Number: 75383274
EFTEK
Filed: November 10, 1997
glass in powdered form for use in the further manufacture of a wide variety of products such as fiberglass insulation, ceramic…
Owned by: Eftek Corp.
Serial Number: 75387667
