Chemicals Trademarks Filed in August 30, 1947
KEM-BLO

KEM-BLO

Filed: August 30, 1947
SPONGE RUBBER IN SHEET FORM
Owned by: UNITED STATES RUBBER COMPANY
Serial Number: 71500844

DAVIDSON

DAVIDSON

Filed: August 30, 1947
GUM ARABIC SOLUTION USED TO PROTECT LITHOGRAPHIC PLATES WHEN NOT IN USE, COUNTER-ETCH USED IN REMOVING OXIDES AND FOREIGN…
Owned by: Davidson Manufacturing Corporation
Serial Number: 71532914