Plastic moldings for use as a perimeter enclosure and intermediate joinery for plastic wall panels; the aforementioned to be placed adjacent to said wall panels

VACUUM CLEANER BAGS

Air filtering units for domestic and commercial use and replacement filters therefor

AUTOMATIC CLOSING DUST SEAL SOLD AS A COMPONENT PART OF VACUUM CLEANER BAGS OF FABRIC

METAL PIPE CONNECTORS AND COUPLINGS AND FITTINGS

BACTERIOSTATIC CHEMICALS FOR INDUSTRIAL USE

LIQUID PREPARATION FOR PRESERVING, HARDENING, IMPREGNATING, AND WATERPROOFING STONE, CONCRETE, CEMENT, BRICK, AND OTHER POROUS AND LAPIDEOUS SUBSTANCES