ALDEN SPEARE'S SONS CO., THE Trademarks
CARBOLON
Filed: February 16, 1914
ABRASIVES IN COMMINUTED FORM
Owned by: ALDEN SPEARE'S SONS CO., THE
Serial Number: 71075918
EXOLON
Filed: February 16, 1914
ABRASIVES IN COMMINUTED FORM
Owned by: ALDEN SPEARE'S SONS CO., THE
Serial Number: 71075919
ROBO
Filed: September 18, 1947
KNIFE SHARPENING MACHINES
Owned by: ALDEN SPEARE'S SONS CO., THE
Serial Number: 71534860
ROLIT
Filed: December 28, 1953
KNIFE SHARPENING MACHINES
Owned by: ALDEN SPEARE'S SONS CO., THE
Serial Number: 71658661
