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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F02K
JET-PROPULSION PLANTS
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9/00
Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
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F02K9/10
Shape or structure of solid propellant charges
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F02K9/22
of the front-burning type
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