Number | Name | Date | Kind |
---|---|---|---|
4518896 | Miles, Jr. | May 1985 | |
4551791 | Salansky | Nov 1985 | |
4729074 | Steadman | Mar 1988 | |
5421701 | Funston | Jun 1995 | |
5823664 | Demshki, Jr. et al. | Oct 1998 | |
5857766 | Sieczkowski | Jan 1999 |
Number | Date | Country |
---|---|---|
0 732 535 | Sep 1996 | EP |
Entry |
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Article in “Lighting Architecture”. |