Number | Name | Date | Kind |
---|---|---|---|
3358133 | Thoman et al. | Dec 1967 | |
3610915 | Moore | Oct 1971 | |
3697893 | Faustlin et al. | Oct 1972 | |
4096555 | Lasker | Jun 1978 |
Entry |
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Rambusch Lighting, Catalogue No. U-88, p. 1R-1, 1977. |
A Catalog to Lighting Instruments, Elliptipar, Section A-1 to Z-7, Jan. 1977. |