GRIDCOOLER
Filed: November 18, 1969
EXTERNAL COOLING SYSTEM FOR MARINE ENGINES AND INSTALLED UPON THE HULLS OF WATER CRAFT
Owned by: R. W. FERNSTRUM & COMPANY
Serial Number: 72343833
FERNCOOL
Filed: May 15, 1992
external cooling system for marine engines; namely, heat exchangers adapted to be installed upon the hulls of water craft…
Owned by: R. W. FERNSTRUM & COMPANY
Serial Number: 74275710
SMARTCOOLER
Filed: April 7, 1997
external cooling system for marine engines that is installed upon the hulls of water crafts, composed of heat exchangers…
Owned by: R. W. FERNSTRUM & COMPANY
Serial Number: 75269842
Image Trademark
Filed: October 30, 1997
External cooling system for marine engines, namely, heat exchangers
Owned by: R. W. FERNSTRUM & COMPANY
Serial Number: 75382250
Image Trademark
MANUFACTURE OF MARINE HEAT EXCHANGERS TO THE ORDER AND SPECIFICATION OF OTHERS
Owned by: R. W. FERNSTRUM & COMPANY
Serial Number: 75701707
