110757O-PAPER CARTRIDGE

“FOR:MACHINERY:FULLY AUTO BACK-FLASHING FILTER
MAKER:NANTONG NAVIGATION MACHINERY CO LTD.
TYPE: 6.331+sk455 DN250
DRAWING No:M-131
BOOK/PAGE No:AUTO BACK-WASH STAINER L.O” PAPER CARTRIDGE NANTONG NAVIGATION.NA.19