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MICRODIAL
Filed: December 30, 1940
Adjustable Honing Machines and for Tools for Adjusting the Hones of Honing Machines
Owned by: Ex-Cell-O Corporation
Serial Number: 71439293
SURGE
Filed: December 26, 1940
Vacuum Pumps and Air Compressing Pumps and Equipment[, and Stationary Equipment for Automatically Spraying Cows with Liquid…
Owned by: WESTFALIA-SURGE, INC.
Serial Number: 71439189
TRI CLAD
Filed: December 19, 1940
Dynamo-Electric Machines-Namely, Electric Motors
Owned by: GENERAL ELECTRIC COMPANY (CORP. OF N.Y.)
Serial Number: 71439019
NIARD PIPE CLEANER
Filed: December 19, 1940
Drain Pipe Cleaners
Owned by: ROTO-ROOTER CORPORATION (CORP. OF IOWA)
Serial Number: 71439027
HYDROTARDER
Filed: December 9, 1940
Hydrodynamic Brake Mechanisms for Vehicles, for Oil Well Equipment, and for Coal Mine Service Hoists
Owned by: Parmac, Inc.
Serial Number: 71438664
