FR663414A -
Improvements to the upright or upside-down beaks of lamps running on gasoline, benzol, petroleum and other liquid hydrocarbons
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Improvements to the upright or upside-down beaks of lamps running on gasoline, benzol, petroleum and other liquid hydrocarbons
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F23D2206/0026—Vapour burners adapted for use in illumination devices
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FR663414D1928-01-231928-01-23
Improvements to the upright or upside-down beaks of lamps running on gasoline, benzol, petroleum and other liquid hydrocarbons
ExpiredFR663414A
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