| Predicate | Object |
|---|---|
| rdf:type | |
| rdf:value |
A process to record the surface conduction characteristics of an object or material by placing it on photographic film, which is then exposed by the blue and ultraviolet light of a corona generated by a high-voltage, high-frequency power.@en
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| dcterms:contributor | |
| dcterms:source | |
| dc:identifier |
48415
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| dcterms:language |