National Museum of American History
Miner’s Safety Lamp Patent Model
Unknown artist
This safety lamp is a patent model constructed by Nicolas Louis Beaufils and Jacques Rexroth of Paris, France that received patent number 95,184 on September 28, 1869. The inventors claim in the patent filing that whenever an operation is to be performed on the lamp such as filling fuel, trimming the wick, or any action that would expose the flame to the air, the lamp will be forcibly extinguished.
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