SUCTION STRIPS AND SUCTION COVERS, SIEVES AND FELTS FOR PAPER MAKING MACHINES, FORMING BOARD TOPS FOR PAPER MAKING MACHINES, AND SCRAPER PLATES WITH OR WITHOUT METAL INLAYS FOR CLEANING THE ROLLS OF PAPER MAKING MACHINES AND FOR OTHER ROLLS

PARTS OF PAPER-MAKING MACHINERY-NAMELY, SUCTION BOX TOPS OR COVERS FOR USE IN A MACHINE FOR TREATING PAPER OR PULP