Difference between revisions of "turning cylinder color changer (Q39061)"
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(Created claim: Type of information (P11): equipment (Q50)) | (Created claim: Field (P19): lighting and projection (Q7)) | ||
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| + | |||
| Property / Field: lighting and projection / rank | |||
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Revision as of 09:49, 22 July 2025
first known color changer for electrical light
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | turning cylinder color changer | first known color changer for electrical light |