| Number | Name | Date | Kind |
|---|---|---|---|
| D205209 | Priddis | Jul 1966 | |
| D271984 | Nelson et al. | Dec 1983 | |
| D277298 | Nelson | Jan 1985 | |
| D277299 | Nelson | Jan 1985 | |
| D290620 | Elmer | Jun 1987 | |
| D315928 | Flieder | Apr 1991 | |
| D331198 | Nickerson | Nov 1992 | |
| D350369 | Shafley | Sep 1994 | |
| D357944 | Atwell et al. | May 1995 | |
| D373000 | Brady | Aug 1996 | |
| D382910 | Greenfield | Aug 1997 | |
| 882835 | McGillivray | Mar 1908 | |
| 1407874 | Michalski | Feb 1922 | |
| 1426240 | Zienner | Aug 1922 | |
| 1700383 | Smigielski | Jan 1929 | |
| 1713386 | Kelley | May 1929 | |
| 1885776 | Smith | Nov 1932 | |
| 2188404 | Hengel | Jan 1940 | |
| 2423722 | Nilson | Jul 1947 | |
| 2559163 | MacDonald | Jul 1951 | |
| 2825799 | Julien | Mar 1958 | |
| 2895246 | Menges | Jul 1959 | |
| 3113552 | Spooncer | Dec 1963 | |
| 3264020 | De Ridder | Aug 1966 | |
| 3284938 | Diehl et al. | Nov 1966 | |
| 3290813 | Rose, Sr. | Dec 1966 | |
| 3440748 | Hackley | Apr 1969 | |
| 3633299 | Westin | Jan 1972 | |
| 3828456 | Rose | Aug 1974 | |
| 3947985 | Skrzypczak | Apr 1976 | |
| 3984069 | Heyworth | Oct 1976 | |
| 4052806 | George | Oct 1977 | |
| 4613847 | Scolari et al. | Sep 1986 | |
| 4667428 | Elmer | May 1987 | |
| 4686505 | Vanderburg | Aug 1987 | |
| 4901461 | Edwards et al. | Feb 1990 | |
| 5084994 | Elmer | Feb 1992 | |
| 5134550 | Young | Jul 1992 | |
| 5470054 | Bohrman | Nov 1995 | |
| 5737887 | Smeenge | Apr 1998 |
| Number | Date | Country |
|---|---|---|
| 2214691 | Sep 1989 | GBX |
| Entry |
|---|
| P.I.R. Triangle Pole Light, Gearex Corporation Present Aug. 15, 1995. |