Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F41
WEAPONS
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F41B
WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
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11/00
Compressed-gas guns, e.g. air guns; Steam guns
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F41B11/80
specially adapted for particular purposes
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F41B11/87
for industrial purposes, e.g. for surface treatment
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