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Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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F02M
SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
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7/00
Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions
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F02M7/12
Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves
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F02M7/14
with means for controlling cross-sectional area of fuel spray nozzle
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F02M7/16
operated automatically, e.g. dependent on exhaust-gas analysis
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