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ENGINES OR PUMPS
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F01
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MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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F02
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COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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F03
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MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
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F04
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POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
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ENGINEERING IN GENERAL
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F15
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FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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F16
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ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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F17
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STORING OR DISTRIBUTING GASES OR LIQUIDS
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F21
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LIGHTING
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F22
|
STEAM GENERATION
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| |
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F23
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COMBUSTION APPARATUS; COMBUSTION PROCESSES
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|
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| |
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F24
|
HEATING; RANGES; VENTILATING
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| |
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F25
|
REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION OR SOLIDIFICATION OF GASES
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|
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| |
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F26
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DRYING
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| |
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F27
|
FURNACES; KILNS, OVENS OR RETORTS[4]
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| |
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F28
|
HEAT EXCHANGE IN GENERAL
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| |
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WEAPONS; BLASTING
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F41
|
WEAPONS
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| |
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F42
|
AMMUNITION; BLASTING
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| |
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F99
|
SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION[8]
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