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Société Française des Manchons Hella
17426
Share of 100F - Paris 1907
Cervenka, Czech engineer, who developed with Bernd a process for gas lighting by heating a sleeve like the Farkas bek or the Hella burner. The white-hot sleeve with the gas produced a light that allowed lighting.
17426
5 Items
Data sheet
- Country
- France
- Theme
- Gas
- Design
- Yes
- Condition
- VF/EF
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Share of 100F - Paris 1907