Number | Name | Date | Kind |
---|---|---|---|
2364422 | Brooks | Dec 1944 | |
2453062 | Carpenter | Nov 1948 | |
3655723 | Drinkard, Jr. | Apr 1972 | |
4314081 | Molloy et al. | Feb 1982 | |
4956388 | Robertson et al. | Sep 1990 |
Number | Date | Country |
---|---|---|
369685 | May 1990 | EPX |
Entry |
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