Number | Name | Date | Kind |
---|---|---|---|
1422761 | Hartman | Jul 1922 | |
2012416 | Bartels | Aug 1935 | |
2215226 | Meyer | Sep 1940 | |
2317909 | Gruendler | Apr 1943 | |
2734686 | Oberhellmann | Feb 1956 | |
3090568 | Wetmore | May 1963 | |
3965267 | Davis | Jun 1976 | |
5044567 | Hte et al. | Aug 1991 | |
5199653 | Durrant et al. | Apr 1993 | |
5429314 | Popovich | Jul 1995 |
Number | Date | Country |
---|---|---|
3905682 | Aug 1990 | DEX |
Entry |
---|
Bantum.TM. Mikro-Pulverizer Bulletin 51F2, MikroPul, Division of the Slick Corp., Summit, N.J. (1970). |