Item:Q19407: Difference between revisions
Created claim: subclass of (P1): gas-filled tube (Q19406) |
Created claim: subclass of (P1): discharge lamp (Q19412) |
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| Property / subclass of | |||
| Property / subclass of: light bulb / rank | |||
Normal rank | |||
| Property / subclass of | |||
| Property / subclass of: discharge lamp / rank | |||
Normal rank | |||