Number | Name | Date | Kind |
---|---|---|---|
1561644 | Hanson | Nov 1925 | |
2944364 | Kelly | Jul 1960 | |
3007595 | Remley | Nov 1961 | |
3351270 | Hohnjec | Nov 1967 | |
3550308 | Ibach | Dec 1970 | |
4026064 | Baker | May 1977 | |
4550525 | Baker | Nov 1985 | |
4619071 | Willis | Oct 1986 | |
4658536 | Baker | Apr 1987 | |
4660320 | Baker | Apr 1987 | |
4747230 | Zalesky | May 1988 | |
4761912 | Dyer et al. | Aug 1988 | |
4903832 | Stewart | Feb 1990 | |
5040327 | Stack | Aug 1991 | |
5044113 | Stack et al. | Sep 1991 | |
5136803 | Sykes | Aug 1992 |
Entry |
---|
"Rodent Control Product and Label Catalog," pp. 22, 23, Bell Laboratories, Inc., Madison, Wis. c. 1991 |