Number | Name | Date | Kind |
---|---|---|---|
1830757 | Hartmann | Nov 1931 | |
2022893 | Martin | Dec 1935 | |
2110630 | Martin | Mar 1938 | |
2216135 | Rainier | Oct 1940 | |
2249278 | Kistler | Jul 1941 | |
2811430 | Gregor et al. | Oct 1957 | |
2949351 | Vigliatura | Aug 1960 | |
2952529 | Stone | Sep 1960 | |
3469959 | Stein | Sep 1969 | |
3934988 | Barfield | Jan 1976 |
Number | Date | Country |
---|---|---|
56-102478 | Aug 1981 | JPX |
0444141 | Mar 1936 | GBX |
Entry |
---|
Resinoid Wheel Fillers, N. P. Robie, Grinding and Finishing, Dec. 1961. |