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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F02P
IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
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19/00
Incandescent ignition, e.g. during starting of internal combustion engines; Combination of incandescent and spark ignition
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F02P19/02
electric, e.g. layout of circuits of apparatus having glowing plugs
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F02P19/028
the glow plug being combined with or used as a sensor
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