Number | Name | Date | Kind |
---|---|---|---|
310459 | Nicholson et al. | Jan 1865 | |
367726 | Penney | Aug 1887 | |
512369 | Garis et al. | Jan 1894 | |
520349 | Zies | May 1894 | |
542083 | De Laval | Jul 1895 | |
867702 | Clarke | Oct 1907 | |
955822 | Mayhew | Apr 1910 | |
976010 | Thompson | Nov 1910 | |
1109154 | Thomas | Sep 1914 | |
1136840 | Shaw | Apr 1915 | |
1185412 | Kramer | May 1916 | |
1287751 | Richards | Dec 1918 | |
1407518 | Dennedy | Feb 1922 | |
1425663 | Lawhead | Aug 1922 | |
1467445 | Meyers et al. | Sep 1923 | |
1476794 | Berry | Dec 1923 | |
1490141 | Stoms | Apr 1924 | |
1494834 | Hack | May 1924 | |
1514233 | Searles et al. | Nov 1924 | |
1628096 | Worth | May 1927 | |
1652978 | Enock | Dec 1927 | |
1659817 | Halvorsen | Feb 1928 | |
1719572 | Stoll | Jul 1929 | |
1800185 | Thrush | Apr 1931 | |
1871285 | Tursky | Aug 1932 | |
1976098 | Smith | Oct 1934 | |
1985841 | Shepherd | Dec 1934 | |
2025240 | Higham | Dec 1935 | |
2193243 | Teeter | Mar 1940 | |
2349137 | Brown | May 1944 | |
2358950 | Trautman | Sep 1944 | |
2359486 | Magis | Oct 1944 | |
2366004 | Crittenden | Dec 1944 | |
2386726 | Tannehill | Oct 1945 | |
2579667 | Hanson | Dec 1951 | |
2900999 | Courtot | Aug 1959 | |
2930401 | Cowan | Mar 1960 | |
2949929 | Moore | Aug 1960 | |
3229864 | Roder | Jan 1966 | |
3332437 | Hallen | Jul 1967 | |
3378030 | Cary | Apr 1968 | |
3548868 | Mullaney | Dec 1970 | |
3664371 | Schneider | May 1972 | |
3770009 | Miller | Nov 1973 | |
3889710 | Brost | Jun 1975 | |
3898999 | Haller | Aug 1975 | |
3944381 | Dirk | Mar 1976 | |
3999898 | Chomczyk | Dec 1976 | |
4032266 | Roeder | Jun 1977 | |
4049017 | Jones | Sep 1977 | |
4060098 | Bares et al. | Nov 1977 |
Number | Date | Country |
---|---|---|
144437 | Apr 1950 | AUX |
681798 | Mar 1964 | CAX |
452903 | Nov 1927 | DE2 |
1080350 | Apr 1960 | DEX |
1503428 | Apr 1969 | DEX |
1550254 | Jul 1969 | DEX |
2426378 | Jan 1975 | DEX |
940160 | Dec 1948 | FRX |
2100429 | Mar 1972 | FRX |
2366465 | Apr 1978 | FRX |
679079 | Sep 1952 | GBX |
697495 | Sep 1953 | GBX |
905661 | Sep 1962 | GBX |
988894 | Apr 1965 | GBX |
995929 | Jun 1965 | GBX |
1015412 | Dec 1965 | GBX |
1090740 | Nov 1967 | GBX |
1199523 | Jul 1970 | GBX |
1265497 | Mar 1972 | GBX |
1350287 | Apr 1974 | GBX |
1374783 | Nov 1974 | GBX |
Entry |
---|
Excerpt from "Machine Design", (U.S.), vol. 42, p. 146, Nov. 12, 1970. |
"A Look At Problem-Solving with Custom-Made Vespel Parts made by DuPont from high performance engineering resins". |