| Number | Name | Date | Kind |
|---|---|---|---|
| 3543019 | Jacobsen | Nov 1970 | |
| 4450507 | Gordin | May 1984 |
| Entry |
|---|
| Home Furnishings Daily, Jan. 11, 1965, Sec. 1, p. 53, High Intensity Lamp. |
| Home Lighting & Accessories, Mar. 1988, p. 106, Artup "Concord" Lamp. |
| Home Lighting & Accessories, Apr. 1989, p. 25, Tenka ad .COPYRGT.1988, Halogen Lamp. |