November 27, 1918 Trademarks
HT
Filed: November 27, 1918
ROTARY EARTH-BORING DRILLS, DRILL-COLLARS, MILLING-TOOLS [, AND TAPS ]
Owned by: BAKER HUGHES INCORPORATED
Serial Number: 71114397
RITZ
Filed: November 27, 1918
CLEANING AND POLISHING CLOTHS
Owned by: SHEN MANUFACTURING COMPANY INCORPORATED
Serial Number: 71114405
