Nonmetallic building materials Trademarks Filed in April 21, 1969
PERMA-FIT
Filed: April 21, 1969
WINDOW UNITS INCLUDING GRILLES AND MUNTINS
Owned by: ANDERSEN CORPORATION
Serial Number: 72324997
PERMA-CLEAN
Filed: April 21, 1969
WINDOW [ UNITS, INCLUDING FRAMES FOR DOUBLE GLAZING PANELS AND ] SCREENS
Owned by: ANDERSEN CORPORATION
Serial Number: 72324998
