PREP-PIK-L
Filed: June 19, 1946
CHEMICAL PREPARATION FOR HEAVY RUST AND SCALE REMOVAL FROM METAL SURFACES EITHER BEFORE PAINTING OR WELDING
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71504200
PREPWASH
Filed: June 19, 1946
CHEMICAL PREPARATION FOR CLEANING AND PREPARING METAL SURFACES TO RECEIVE PAINT
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71504202
"PREP"
Filed: June 29, 1946
CHEMICAL PREPARATION FOR CLEANING AND PREPARING METAL SURFACES TO RECEIVE PAINT
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71504858
LYFANITE
Filed: July 10, 1951
CHEMICALS FOR USE IN TREATING METAL SURFACES TO RENDER THEM CORROSION RESISTANT
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71616298
EMULSOPREP
Filed: February 24, 1953
METAL CLEANERS FOR USE IN THE METAL FABRICATING INDUSTRY FOR THE PURPOSE OF REMOVING SURFACE SOILS, OILS, GREASES AND LIKE…
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71642682
METAL PREP
Filed: November 27, 1953
CHEMICAL PREPARATION DESIGNED FOR REMOVING AND INHIBITING RUST AND RUST PRODUCING AGENTS, REMOVING OILS AND GREASES, ETCHING…
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71657060
PHOSTEEM
Filed: November 18, 1954
CHEMICAL COMPOSITIONS FOR USE IN TREATING FERROUS METAL SURFACES TO CLEAN THEM AND PRODUCE A PHOSPHATE COATING THEREON
Owned by: NEILSON CHEMICAL COMPANY
Serial Number: 71676903
