W. & R. BALSTON, LIMITED Trademarks
WHATMAN W
Filed: August 29, 1966
PAPER FOR USE IN THE LABORATORY, EXCLUDING CHEMICAL TEST PAPERS
Owned by: W. & R. BALSTON, LIMITED
Serial Number: 72253381
MICROFIBRE
Filed: November 22, 1971
DISPOSABLE FILTERS COMPOSED OF NONWOVEN BONDED GLASS FIBERS
Owned by: W. & R. BALSTON, LIMITED
Serial Number: 72408478
BALSTON
Filed: April 20, 1972
FILTERS, FILTER HOUSINGS, AND FILTER TUBES
Owned by: W. & R. BALSTON, LIMITED
Serial Number: 72421945
