Top IPC subclasses
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1
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G01M
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4
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testing static or dynamic balance of machines or structurestesting structures or apparatus not other
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2
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G01N
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3
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Investigating or analysing materials by determining their chemical or physical properties
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3
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G01W
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2
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meteorology
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4
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A01G
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2
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Horticulture; cultivation of vegetables, flowers, rice, fruit, vines, hops, or seaweed; forestry; watering
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5
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F42B
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1
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explosive charges, e.g. for blastingfireworksammunition
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6
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G01S
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1
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radio direction-findingradio navigationdetermining distance or velocity by use of radio waveslocatin
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