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CH186A
(en)
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Innovation in control mechanisms for gas and petroleum engines
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CH864A
(en)
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Innovation in gas and petroleum engines
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CH804A
(en)
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Petroleum engine
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CH2181A
(en)
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Regulating device for gas and petroleum engines
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CH2264A
(en)
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Innovations in petroleum engines
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CH635A
(en)
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Tube igniter for gas and petrol engines
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CH2005A
(en)
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Gas engine
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CH332A
(en)
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Gas engine
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CH1540A
(en)
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Gas engine
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CH860A
(en)
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Candlesticks for petroleum and heavy hydrocarbons
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CH963A
(en)
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Device for regulating gas engines
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CH3499A
(en)
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Regulator for gas and petroleum engines
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CH1191A
(en)
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Regulator applied to engines and in particular to gas engines
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CH4115A
(en)
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Sleeve control for gas and petroleum engines
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CH1524A
(en)
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Advanced gas engine
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CH1059A
(en)
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Advanced carbureted gas or air engine
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CH1953A
(en)
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Innovation in double slide controls for steam engines that can be adjusted using the regulator
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CH1450A
(en)
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Advanced Hydrocarbon Engine
|
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CH715A
(en)
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Innovation in engines for operation with heavy hydrocarbons
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CH22547A
(en)
|
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Valve control on four-stroke petroleum engines
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CH52A
(en)
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New petroleum gas apparatus for heating purposes
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CH606A
(en)
|
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Improved hydrocarbon engine
|
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CH2097A
(en)
|
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New ignition device for gas engines
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CH1174A
(en)
|
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Innovation in combustion systems with smoke combustion
|
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CH37A
(en)
|
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Innovations in regulator movements
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