October 14, 1920 Trademarks
AIRCO
Filed: October 14, 1920
Oxyacetylene Welding and Cutting Apparatus
Owned by: BOC GROUP, INC., THE
Serial Number: 71138272
AIRCO
Filed: October 14, 1920
Oxygen, Acetylene, and Nitrogen
Owned by: THE BOC GROUP, INC.
Serial Number: 71138273
