ELCO
Filed: April 19, 1937
LUBRICATING OILS AND GREASES
Owned by: ELCO CORPORATION, THE
Serial Number: 71391523
SCL
Filed: March 2, 1945
LUBRICANT CONCENTRATE WHICH IS ADDED TO MINERAL OILS TO IMPART EXTREME PRESSURE FILM STRENGTH THERETO THEREBY INCREASING…
Owned by: ELCO CORPORATION, THE
Serial Number: 71480408
SCL SULFO-CHLORO-LEAD
Filed: March 2, 1945
LUBRICANT CONCENTRATE WHICH IS ADDED TO MINERAL OILS TO IMPART EXTREME PRESSURE FILM STRENGTH THERETO THEREBY INCREASING…
Owned by: ELCO CORPORATION, THE
Serial Number: 71480409
SCL
Filed: April 13, 1945
LUBRICANT CONCENTRATE WHICH IS ADDED TO MINERAL OILS TO IMPART EXTREME PRESSURE FILM STRENGTH THERETO THEREBY INCREASING…
Owned by: ELCO CORPORATION, THE
Serial Number: 71482097
SCL
Filed: June 4, 1946
CHEMICAL CONCENTRATE ADAPTED TO BE USED IN LUBRICANTS, SUCH AS MINERAL OILS, TO IMPART EXTREME PRESSURE FILM STRENGTH THERETO…
Owned by: ELCO CORPORATION, THE
Serial Number: 71503247
PBN
Filed: July 3, 1989
METALWORKING FLUID ADDITIVES
Owned by: ELCO CORPORATION, THE
Serial Number: 73810419
