Top IPC subclasses
1
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G01F
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2
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measuring volume, volume flow, mass flow, or liquid levelmetering by volume
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2
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E04G
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1
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scaffoldingformsshutteringbuilding implements or other building aids, or their usehandling building
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3
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G01P
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1
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measuring linear or angular speed, acceleration, deceleration, or shockindicating presence, absence,
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