Irwin Auger Bit Company, The Trademarks
SELLOPAK
Filed: July 16, 1938
WOOD BORING AUGER BITS, SCREW DRIVERS, FILES, BIT BRACES AND WOOD DRILLS
Owned by: Irwin Auger Bit Company, The
Serial Number: 71408573
MICRO-DIAL
Filed: August 24, 1939
EXPANSIVE WOOD-BORING AUGER BITS
Owned by: Irwin Auger Bit Company, The
Serial Number: 71422934
