Number | Name | Date | Kind |
---|---|---|---|
1163239 | Iron | Dec 1915 | |
3020888 | Braun | Dec 1962 | |
3176590 | Uhtenwoldt et al. | Apr 1965 | |
3277980 | Haaker | Oct 1966 | |
3350987 | Johnson | Dec 1970 | |
3511108 | Meldrum | May 1970 | |
3584504 | Proctor et al. | Jun 1971 | |
3809607 | Murray et al. | May 1974 |
Entry |
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"Materials Evaluation," Jul. 1970, vol. (28) (No. 7), pp. 162-166. |