[Class : 7] Lined Valves, Ptfe, Pvdf, Pp Lined Pipes And Fitiings, Bellows, Hoses, Lined Piping Systems, Sight Flow Indicators (Slide Glass), Special Lined Products (Machine Part) Included In Class 7

[Class : 7] Ptfe/ Pfa / Pvdf/ Pp/ Fep Lined Valves Included In Class 7.

[Class : 17] Ptfe/ Pfa/ Mfa/ Pvdf/ Pp Lined Pipes And Hoses Included In Class 17.

[Class : 11] Ptfe/ Pfa/ Mfa/ Pvdf/ Pp Lined Fittings Included In Class 11.