Item:Q19412: Difference between revisions
Created a new Item: discharge lamp, lamp in which light, or radiant energy near the visible spectrum, is produced by the passage of an electric current through a vapor or a gas |
Created claim: subclass of (P1): lamp (Q19409) |
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| Property / subclass of | |||
| Property / subclass of: lamp / rank | |||
Normal rank | |||