[Class : 7] Machines And Machine Tools; Valve For Gas, Air, Oil, Heavy Oil; Automatic Solenoid Valve For Gas, Air, Oil, Heavy Oil; Normally Closed Manual Reset Solenoid Valve For Gas; Normally Open Manual Reset Solenoid Valve For Gas; Manual Control Valves To Control The Flow Of Gases (Parts Of Nwchines); Suction Vah^Es For Gas Compressors; Automatic Valves In Industrial Machines; Filters (Parts Of Machines Or Engines); Filters For Gases (Machines); Safety Valves (Parts Of Machines); Pneumatic Actuators For Control Of Shut Off Valves, Shut Off Valves; Relief Valves, (Felling Under International Class 7).[Class : 9] Scientific, Surveying, Measuring, Signalling, Checking (Supervision), Apparatus And Instruments For Conducting, Switching, Transforming, Accumulating, Regulating Or Controlling Electricity; Gas, Air, Oil, Heavy Oil Pressure Indicators; Gas, Air, Oil, Heavy Oil Pressure Filter Regulator; Filters For Use In Gas, Air, Oil, Heavy Oil Detectors; Electronic Safety Valves (Falling Under International Class 9).[Class : 11] Heating Apparatus And Installations; Filters For Cleaning Gases (Parts Of Household Or Industrial Installations); Filters For Gas, Air, Oil, Heavy Oil Extractors; Filters For Gases (Household Or Industrial Installations); Filters For Waste Gas And Air Purification; Regulating And Safety Accessories For Gas Apparatus; Regulating And Safety Accessories For Gas Pipes; Pressure Relief Valves (Safety Apparatus) For Gas Apparatus; Pressure Supervision Apparatus (Safety Apparatus For Gas Apparatus); Safety Apparatus For Ga;, Air, Oil, Heavy Oil Apparatus; Safety Vah/Es For Gas, Air, Oil, Heavy Oil Apparatus; Safety Accessories For Water Or Gas Apparatus And Pipes; Water Regulating Valves (Safety Accessories); Pressure Relief Valves For Gas, Air, Oil, Heavy Oil; Safety Apparatus For Gas, Air, Oil, Heavy Oil. (Falling Under International Class 11.