A
HUMAN NECESSITIES
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A24
TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
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A24F
SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
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A24F40/00
Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
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A24F40/20
Devices using solid inhalable precursors
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