71625994
Mar 5, 1952
Jul 28, 1953
FILTER APPARATUS AND PARTS THEREOF-NAMELY, PLATE AND FRAME TYPE FILTERS, LEAF TYPE FILTERS, DISC FILTERS FOR GRAVITY FILTRATION, OR FOR LINE PRESSURE USED FOR WINERIES, DISTILLERIES, WATER AND BEVERAGE PLANTS, PHARMACEUTICAL, COSMETIC, AND CHEMICAL PLANTS
Natural Agricultural Products