DK40961C -
Apparatus for sterilizing liquids by means of ultraviolet rays, which are generated in vacuum tubes by high-voltage electric current.
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Apparatus for sterilizing liquids by means of ultraviolet rays, which are generated in vacuum tubes by high-voltage electric current.
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Application filed by Ernst Otto ScheidtfiledCriticalErnst Otto Scheidt
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DK40961D1925-09-051926-09-04
Apparatus for sterilizing liquids by means of ultraviolet rays, which are generated in vacuum tubes by high-voltage electric current.
DK40961C
(en)