Patent Grant
D420163
| Number | Name | Date | Kind |
|---|---|---|---|
| D100102 | Halvorson | Jun 1936 | |
| D244606 | Fouke et al. | Jun 1977 | |
| D254215 | Yahraus et al. | Feb 1980 | |
| D294976 | Ewing | Mar 1988 | |
| D298863 | Tharp et al. | Dec 1988 | |
| D302737 | Hoke et al. | Aug 1989 | |
| D315612 | Hughes et al. | Mar 1991 | |
| D321408 | Hughes et al. | Nov 1991 | |
| D332503 | Ewing et al. | Jan 1993 | |
| D332504 | Ewing et al. | Jan 1993 | |
| D333011 | Ewing et al. | Feb 1993 | |
| D343244 | Belisle | Jan 1994 | |
| D343250 | Fouke et al. | Jan 1994 | |
| D343252 | Belisle | Jan 1994 | |
| D347486 | Gruber et al. | May 1994 | |
| D350622 | Gruber et al. | Sep 1994 | |
| D354580 | Fouke et al. | Jan 1995 | |
| D368974 | Belisle | Apr 1996 | |
| 4858091 | Fouke | Aug 1989 |
| Entry |
|---|
| Holophane Lighting Catalog, 1953, p. 54. |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 086111 | Apr 1998 |
