72125380
Aug 4, 1961
Sep 3, 1963
PUMPING AND PLACING MACHINES FOR APPLYING PREMIXED CEMENTITIOUS FLUIDS TO WALLS, CEILINGS AND THE LIKE, AND ACCESSORIES THEREFOR INCLUDING FINISHING GUNS AND MACHINES, PLASTER GUNS, REDUCERS, NOZZLES, ROTORS, PLASTER AND CEMENT PUMPS AND GROUTERS
Yarns and Threads