Difference between revisions of "patent for a light-collecting reflector by Joseph H Labrum (Q31196)"
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(Created claim: mentions (P78): ellipsoidal reflector (Q31195)) | (Created claim: Publication date (P40): 24 April 1979) | ||||||||||||||
| Property / Publication date | |||||||||||||||
| + | 24 April 1979
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| Property / Publication date: 24 April 1979 / rank | |||||||||||||||
| + | Normal rank | ||||||||||||||
Revision as of 20:04, 30 April 2023
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | patent for a light-collecting reflector by Joseph H Labrum | No description defined |
Statements
24 April 1979
0 references