| BMD - Hive or frame cleaning | ||||
|---|---|---|---|---|
| Patent Number | Date | Inventor | Description | |
| 01850100 | 1932 | Gall | Device for sterilizing and renovating beehives | |
| 02025639 | 1935 | Bradford | Draing rack | |
| 02413394 | 1946 | Volgenau et al. | Tool for removing was from beehive frames | |
| 03889306 | 1975 | Geertson | Bee board cleaner | |
| 03965509 | 1976 | Barber | Leaf cutter bee larvae extracting device | |
| 04028755 | 1977 | Spangler, et al. | Method of removing wax moth larvae from infested enclosures | |
| 04234986 | 1980 | Cox, et al. | Bee board cleaning device | |
| 04293966 | 1981 | Weiderrich | Leafcutter bee larvae extracting method and device | |
| 04481687 | 1984 | Arndt | Device for cleaning bee hive frames | |
| 04557005 | 1985 | Rossmo | Leaf cutter bee larvae extracting device | |
| 05149292 | 1992 | Eggerman | Bee nest stripper | |
| 05685763 | 1997 | Trafford | Stripping method for leaf cutter bee nest block | |