Difference between revisions of "Patent for a light projecting apparatus by E. W. Sohlberg (Q31174)"
From CanonBase
(Created claim: Type of information (P11): source (Q98)) | (Created claim: Field (P19): lighting and projection (Q7)) | ||
| Property / Field | |||
| + | |||
| Property / Field: lighting and projection / rank | |||
| + | Normal rank | ||
Revision as of 10:11, 30 April 2023
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Patent for a light projecting apparatus by E. W. Sohlberg | No description defined |