72425269
May 23, 1972
May 15, 1973
CHEMICAL TABLETS FOR USE IN AIR CONDITIONERS TO PREVENT WATER OVERFLOW OF CONDENSATE OR DRAIN PANS; TO ELIMINATE OR PREVENT BLOCKAGES IN DRAIN LINES DUE TO BUILD-UP OF RUST, SCALE, SLUDGE, AIR-BORNE DUST, SILT AND OTHER SOLIDS; AND TO COMBAT STALE WATER ODORS
Metal Goods