Number | Name | Date | Kind |
---|---|---|---|
2887568 | Franck | May 1959 | |
3239661 | Wince et al. | Mar 1966 | |
3259739 | Guth | Jul 1966 | |
3502865 | Matteson | Mar 1970 | |
3600569 | Matteson | Aug 1971 | |
3647148 | Wince | Mar 1972 | |
3681591 | Loch | Aug 1972 |
Entry |
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Holophane Brochure HL-297 "Holophane Multilume Modular 2'.times.2' HID Luminaires" Johns Manville Sales Corp. 4-76. |