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| All Patents in class 362/5 | |||||
| Picture | Number | Date | Patentee | Title | |
| 2,200,458 | May 14, 1940 | O. Steiner | Focusing Illuminating Attachment for Photographic Flash Guns | ||
| 2,310,165 | Feb. 02, 1943 | O. Steiner | Photographic Flashlight Equipment | ||