Number | Name | Date | Kind |
---|---|---|---|
2374354 | Kaplan | Apr 1945 | |
2524218 | Bersworth | Oct 1950 | |
2530147 | Bersworth | Nov 1950 | |
2532391 | Bersworth | Dec 1950 | |
2568876 | White et al. | Sep 1951 | |
2574537 | Degroote et al. | Nov 1951 | |
2773068 | Mannheimer | Dec 1956 | |
2781354 | Mannheimer | Feb 1957 | |
2820043 | Rainey et al. | Jan 1958 | |
2846440 | Hughes | Aug 1958 | |
3152080 | Stuart et al. | Oct 1964 | |
3187003 | McBride | Jun 1965 | |
3244724 | Guttmann | Apr 1966 | |
3555041 | Katz | Jan 1971 | |
3620807 | Murray | Nov 1971 | |
3629104 | Maddox | Dec 1971 | |
3941817 | Chakrabarti et al. | Mar 1976 | |
4705843 | Stammann et al. | Nov 1987 | |
4732692 | Zabotto et al. | Mar 1988 | |
5175220 | Burba et al. | Dec 1992 | |
5288873 | Su et al. | Feb 1994 | |
5322630 | Williams et al. | Jun 1994 | |
5569767 | Uphues et al. | Oct 1996 | |
5716921 | Neumiller | Feb 1998 |
Number | Date | Country |
---|---|---|
PCTJP9501246 | Jan 1996 | JPX |
1078101 | Aug 1967 | GBX |
1149140 | Apr 1969 | GBX |
Entry |
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