Synthetic rubber; shock-absorbing buffers of rubber for industrial machinery; pipe jackets, not of metal, for use with rubber pipe, flexible pipes; compressed air flexible pipe fittings, not of metal; ebonite; [ flexible plastic pipes for conveying natural gas and plumbing purposes; ] plastic boards for use in manufacturing; [ plastic film, not for wrapping, for industrial and commercial use; ] hammers of rubber; watering hose; flexible pipes, not of metal; hoses of textile material for garde...