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Gas-fuel lighters
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一种防风打火机
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1976-11-17
Gas pilot light burners
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JPH0518611Y2
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1993-05-18
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合成燃料汽雾灶
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1973-07-11
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1931-12-10
Improvements in or relating to pipe lighters
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1913-10-02
Improved Means for Lighting and Extinguishing the Gas Lamps of Railway Coaches.
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1952-10-15
Improvements in or relating to gas burning pyrophoric lighters
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1921-12-09
Improvements in or relating to automatic systems of lighting and extinction of gas burners and the like at predetermined times
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An Improved Automatic Lighting Device for Gas-burners.