PRESERVATION TECHNOLOGIES, L.P. Trademarks
BOOKKEEPER
Filed: January 26, 1993
deacidification spray for deacidifying books and other cellulosic materials
Owned by: PRESERVATION TECHNOLOGIES, L.P.
Serial Number: 74352683
PAPER BRIGHT
Chemicals for absorbing ultraviolet light to retard the yellowing of paper
Owned by: PRESERVATION TECHNOLOGIES, L.P.
Serial Number: 76372075
