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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F02B
INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
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55/00
Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons
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F02B55/08
Outer members for co-operation with rotary pistons; Casings
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