PENGO INDUSTRIES, INC. Trademarks
DRIVLUG
Filed: August 21, 1959
Drive Coupling or Connection Between Earth Boring Augers and the Pilot Bit Therefor
Owned by: PENGO INDUSTRIES, INC.
Serial Number: 72080943
RUBBER LOCK
Filed: October 4, 1965
RETAINERS FOR TEETH FOR EARTH DIGGING EQUIPMENT
Owned by: PENGO INDUSTRIES, INC.
Serial Number: 72229283
BIDENT
Filed: December 19, 1969
TEETH FOR EARTH-DIGGING EQUIPMENT
Owned by: PENGO INDUSTRIES, INC.
Serial Number: 72346772
PENGO
Filed: February 12, 1990
earth augers and parts thereof, boring heads and teeth for earth-digging equipment
Owned by: PENGO INDUSTRIES, INC.
Serial Number: 74029352
